diff --git a/sm9/bn256/bn_pair.go b/sm9/bn256/bn_pair.go
index d431d88..3971cf6 100644
--- a/sm9/bn256/bn_pair.go
+++ b/sm9/bn256/bn_pair.go
@@ -222,7 +222,7 @@ func miller(q *twistPoint, p *curvePoint) *gfP12 {
 
 // finalExponentiation computes the (p¹²-1)/Order-th power of an element of
 // GF(p¹²) to obtain an element of GT. https://eprint.iacr.org/2007/390.pdf
-// http://cryptojedi.org/papers/dclxvi-20100714.pdf https://eprint.iacr.org/2008/490.pdf
+// http://cryptojedi.org/papers/dclxvi-20100714.pdf
 func finalExponentiation(in *gfP12) *gfP12 {
 	t1 := &gfP12{}
 
diff --git a/sm9/bn256/bn_pair_test.go b/sm9/bn256/bn_pair_test.go
index 3d6d1cf..8a2e850 100644
--- a/sm9/bn256/bn_pair_test.go
+++ b/sm9/bn256/bn_pair_test.go
@@ -10,44 +10,44 @@ var expected_b2 = &gfP12{}
 var expected_b2_2 = &gfP12{}
 
 func init() {
-	expected1.x.x.x = gfP{0x2c95725744116c03, 0x1bb35260b2b9a68c, 0x7db2e382760626fd, 0x7778b8974cbdeb19} // *fromBigInt(bigFromHex("4e378fb5561cd0668f906b731ac58fee25738edf09cadc7a29c0abc0177aea6d"))
-	expected1.x.x.y = gfP{0xff87f92dc4f87845, 0x97822f3a0f933413, 0x98640a8618c93cb1, 0xa3e8558daa87bf33} // *fromBigInt(bigFromHex("28b3404a61908f5d6198815c99af1990c8af38655930058c28c21bb539ce0000"))
-	expected1.x.y.x = gfP{0xd8f389eba52f2b50, 0xc96777354e98fdab, 0x604b99e84bc3c855, 0x52713354b0b754db} // *fromBigInt(bigFromHex("38bffe40a22d529a0c66124b2c308dac9229912656f62b4facfced408e02380f"))
-	expected1.x.y.y = gfP{0xfb37169580725336, 0xc2054d70ca10e2f1, 0xedc95ab9b858325c, 0x1d819744ed0249a3} // *fromBigInt(bigFromHex("a01f2c8bee81769609462c69c96aa923fd863e209d3ce26dd889b55e2e3873db"))
-	expected1.y.x.x = gfP{0xe51982451b57e681, 0xc38069dfb9a5cec5, 0xe14eeab45e231b40, 0x6735bf1e6a52a137} // *fromBigInt(bigFromHex("67e0e0c2eed7a6993dce28fe9aa2ef56834307860839677f96685f2b44d0911f"))
-	expected1.y.x.y = gfP{0x987264cefe698dc9, 0x6f93fcde9ceda6ad, 0x8ea90440272f8bbd, 0x3fb5dcd640b7b777} // *fromBigInt(bigFromHex("5a1ae172102efd95df7338dbc577c66d8d6c15e0a0158c7507228efb078f42a6"))
-	expected1.y.y.x = gfP{0x14c44d00ce1f33c6, 0x73fbfe2ca0b189a8, 0xa61bcab9b26756fd, 0x9481fcc18e6b4edb} // *fromBigInt(bigFromHex("1604a3fcfa9783e667ce9fcb1062c2a5c6685c316dda62de0548baa6ba30038b"))
-	expected1.y.y.y = gfP{0xd000ac4203d134d5, 0xf6a2d3f878be6418, 0xf13907aa71f9a54b, 0x3b37137fbf9c3654} // *fromBigInt(bigFromHex("93634f44fa13af76169f3cc8fbea880adaff8475d5fd28a75deb83c44362b439"))
-	expected1.z.x.x = gfP{0x4ffed75642893ec6, 0xc13037ebb8604239, 0xf5ab1ac4e0cbd3ae, 0x1e5e8f426223d69d} // *fromBigInt(bigFromHex("b3129a75d31d17194675a1bc56947920898fbf390a5bf5d931ce6cbb3340f66d"))
-	expected1.z.x.y = gfP{0x1bbc50b3c6efc70e, 0xb9717514153a91d1, 0xa18d16194c2c6d27, 0x688914dec77859e3} // *fromBigInt(bigFromHex("4c744e69c4a2e1c8ed72f796d151a17ce2325b943260fc460b9f73cb57c9014b"))
-	expected1.z.y.x = gfP{0xd61ffd4dd83000a9, 0x3a087e0d6eeb6a5b, 0x81be5df84658985, 0x1c759cf187f4495b}  // *fromBigInt(bigFromHex("84b87422330d7936eaba1109fa5a7a7181ee16f2438b0aeb2f38fd5f7554e57a"))
-	expected1.z.y.y = gfP{0x2b8c8ee594a473c0, 0x4d351f06d3217c2f, 0x1806d0e05b4068b4, 0x827ab33399a430f4} // *fromBigInt(bigFromHex("aab9f06a4eeba4323a7833db202e4e35639d93fa3305af73f0f071d7d284fcfb"))
+	expected1.x.x.x = *fromBigInt(bigFromHex("4e378fb5561cd0668f906b731ac58fee25738edf09cadc7a29c0abc0177aea6d"))
+	expected1.x.x.y = *fromBigInt(bigFromHex("28b3404a61908f5d6198815c99af1990c8af38655930058c28c21bb539ce0000"))
+	expected1.x.y.x = *fromBigInt(bigFromHex("38bffe40a22d529a0c66124b2c308dac9229912656f62b4facfced408e02380f"))
+	expected1.x.y.y = *fromBigInt(bigFromHex("a01f2c8bee81769609462c69c96aa923fd863e209d3ce26dd889b55e2e3873db"))
+	expected1.y.x.x = *fromBigInt(bigFromHex("67e0e0c2eed7a6993dce28fe9aa2ef56834307860839677f96685f2b44d0911f"))
+	expected1.y.x.y = *fromBigInt(bigFromHex("5a1ae172102efd95df7338dbc577c66d8d6c15e0a0158c7507228efb078f42a6"))
+	expected1.y.y.x = *fromBigInt(bigFromHex("1604a3fcfa9783e667ce9fcb1062c2a5c6685c316dda62de0548baa6ba30038b"))
+	expected1.y.y.y = *fromBigInt(bigFromHex("93634f44fa13af76169f3cc8fbea880adaff8475d5fd28a75deb83c44362b439"))
+	expected1.z.x.x = *fromBigInt(bigFromHex("b3129a75d31d17194675a1bc56947920898fbf390a5bf5d931ce6cbb3340f66d"))
+	expected1.z.x.y = *fromBigInt(bigFromHex("4c744e69c4a2e1c8ed72f796d151a17ce2325b943260fc460b9f73cb57c9014b"))
+	expected1.z.y.x = *fromBigInt(bigFromHex("84b87422330d7936eaba1109fa5a7a7181ee16f2438b0aeb2f38fd5f7554e57a"))
+	expected1.z.y.y = *fromBigInt(bigFromHex("aab9f06a4eeba4323a7833db202e4e35639d93fa3305af73f0f071d7d284fcfb"))
 
-	expected_b2.x.x.x = gfP{0xb142856248f41f28, 0xcbce124f35a82867, 0x63e1bc000fd4a3ca, 0x89a2688451d6b4ea} // *fromBigInt(bigFromHex("28542FB6954C84BE6A5F2988A31CB6817BA0781966FA83D9673A9577D3C0C134"))
-	expected_b2.x.x.y = gfP{0xba54d79abfc0d854, 0x9e3c87bca0badcc5, 0xdc632ac4e734c75f, 0x92c43954edc5d3d5} // *fromBigInt(bigFromHex("5E27C19FC02ED9AE37F5BB7BE9C03C2B87DE027539CCF03E6B7D36DE4AB45CD1"))
-	expected_b2.x.y.x = gfP{0x9783237a5c8a8899, 0x848d7ddb7378dd0d, 0xb6ee45e00c7bbc2, 0xa209362b5b8b64d7}  // *fromBigInt(bigFromHex("A1ABFCD30C57DB0F1A838E3A8F2BF823479C978BD137230506EA6249C891049E"))
-	expected_b2.x.y.y = gfP{0xa72153cf39f25743, 0xf27c8043c983b41, 0x5e628235264aaaad, 0x2642efd31708b6d1}  // *fromBigInt(bigFromHex("3497477913AB89F5E2960F382B1B5C8EE09DE0FA498BA95C4409D630D343DA40"))
-	expected_b2.y.x.x = gfP{0xfecc1b21266ac430, 0x650838657ba396e0, 0xd18f8fe6bee96e29, 0x7003f7ce19693a8c} // *fromBigInt(bigFromHex("4FEC93472DA33A4DB6599095C0CF895E3A7B993EE5E4EBE3B9AB7D7D5FF2A3D1"))
-	expected_b2.y.x.y = gfP{0x20d413ca394f32d1, 0x6b82b107f06497e2, 0x5950eb6a7ced3c30, 0x394ef12091520d8}  // *fromBigInt(bigFromHex("647BA154C3E8E185DFC33657C1F128D480F3F7E3F16801208029E19434C733BB"))
-	expected_b2.y.y.x = gfP{0x957142303385bde4, 0x252a59e843ccde23, 0x49f76fbca37191cf, 0x302c714fa2ded663} // *fromBigInt(bigFromHex("73F21693C66FC23724DB26380C526223C705DAF6BA18B763A68623C86A632B05"))
-	expected_b2.y.y.y = gfP{0x4b85931b65bd558d, 0x6e9646a8e8cabe8c, 0x4e7904b2344079ea, 0x4c4fe244b580c818} // *fromBigInt(bigFromHex("0F63A071A6D62EA45B59A1942DFF5335D1A232C9C5664FAD5D6AF54C11418B0D"))
-	expected_b2.z.x.x = gfP{0xe5a8bf1e0fe5b270, 0x69f3aae541cc37b7, 0x60e902091f3e81a9, 0x98f8f58bfca091dc} // *fromBigInt(bigFromHex("8C8E9D8D905780D50E779067F2C4B1C8F83A8B59D735BB52AF35F56730BDE5AC"))
-	expected_b2.z.x.y = gfP{0x8118daee6274db2e, 0xc900a967503a1ef5, 0xa974896045e35548, 0x5c40204fa6380c8b} // *fromBigInt(bigFromHex("861CCD9978617267CE4AD9789F77739E62F2E57B48C2FF26D2E90A79A1D86B93"))
-	expected_b2.z.y.x = gfP{0xf598f2189e747334, 0xe2e8e6fd539bfba4, 0x106ca709cb184e8f, 0x39d9c0f47323da86} // *fromBigInt(bigFromHex("9B1CA08F64712E33AEDA3F44BD6CB633E0F722211E344D73EC9BBEBC92142765"))
-	expected_b2.z.y.y = gfP{0x40efda21cc6e7225, 0x48c061e55c3850fb, 0x39e48740501ddb77, 0x7cf66261692ebdc3} // *fromBigInt(bigFromHex("6BA584CE742A2A3AB41C15D3EF94EDEB8EF74A2BDCDAAECC09ABA567981F6437"))
+	expected_b2.x.x.x = *fromBigInt(bigFromHex("28542FB6954C84BE6A5F2988A31CB6817BA0781966FA83D9673A9577D3C0C134"))
+	expected_b2.x.x.y = *fromBigInt(bigFromHex("5E27C19FC02ED9AE37F5BB7BE9C03C2B87DE027539CCF03E6B7D36DE4AB45CD1"))
+	expected_b2.x.y.x = *fromBigInt(bigFromHex("A1ABFCD30C57DB0F1A838E3A8F2BF823479C978BD137230506EA6249C891049E"))
+	expected_b2.x.y.y = *fromBigInt(bigFromHex("3497477913AB89F5E2960F382B1B5C8EE09DE0FA498BA95C4409D630D343DA40"))
+	expected_b2.y.x.x = *fromBigInt(bigFromHex("4FEC93472DA33A4DB6599095C0CF895E3A7B993EE5E4EBE3B9AB7D7D5FF2A3D1"))
+	expected_b2.y.x.y = *fromBigInt(bigFromHex("647BA154C3E8E185DFC33657C1F128D480F3F7E3F16801208029E19434C733BB"))
+	expected_b2.y.y.x = *fromBigInt(bigFromHex("73F21693C66FC23724DB26380C526223C705DAF6BA18B763A68623C86A632B05"))
+	expected_b2.y.y.y = *fromBigInt(bigFromHex("0F63A071A6D62EA45B59A1942DFF5335D1A232C9C5664FAD5D6AF54C11418B0D"))
+	expected_b2.z.x.x = *fromBigInt(bigFromHex("8C8E9D8D905780D50E779067F2C4B1C8F83A8B59D735BB52AF35F56730BDE5AC"))
+	expected_b2.z.x.y = *fromBigInt(bigFromHex("861CCD9978617267CE4AD9789F77739E62F2E57B48C2FF26D2E90A79A1D86B93"))
+	expected_b2.z.y.x = *fromBigInt(bigFromHex("9B1CA08F64712E33AEDA3F44BD6CB633E0F722211E344D73EC9BBEBC92142765"))
+	expected_b2.z.y.y = *fromBigInt(bigFromHex("6BA584CE742A2A3AB41C15D3EF94EDEB8EF74A2BDCDAAECC09ABA567981F6437"))
 
-	expected_b2_2.x.x.x = gfP{0x5c186a7d2299505f, 0x64da1afac427ec0f, 0x833bb83af918a3fc, 0x6441ac98406886c8} // *fromBigInt(bigFromHex("1052D6E9D13E381909DFF7B2B41E13C987D0A9068423B769480DACCE6A06F492"))
-	expected_b2_2.x.x.y = gfP{0xaffde1e6431abcb4, 0x90278960e37327f0, 0x63665dc8a0b3f87, 0x4e4cbe22c9474bf2}  // *fromBigInt(bigFromHex("5FFEB92AD870F97DC0893114DA22A44DBC9E7A8B6CA31A0CF0467265A1FB48C7"))
-	expected_b2_2.x.y.x = gfP{0x4e5d0c50f7b69266, 0xf076f42fbd812674, 0xe8c77f5fc5db7dec, 0x801f47b1ea7fcc57} // *fromBigInt(bigFromHex("2C5C3B37E4F2FF83DB33D98C0317BCBBBBF4AC6DF6B89ECA58268B280045E612"))
-	expected_b2_2.x.y.y = gfP{0x6a640da7b62484eb, 0x2f8eda9b8247cd00, 0x3ca05e46015337b7, 0xaa02d77cab6782b0} // *fromBigInt(bigFromHex("6CED9E2D7C9CD3D5AD630DEFAB0B831506218037EE0F861CF9B43C78434AEC38"))
-	expected_b2_2.y.x.x = gfP{0x9b45f8ba453cf192, 0x3bd07cd12f1e79c0, 0x8e885c71ec6dd8f3, 0x6e318f9e4f61fdb1} // *fromBigInt(bigFromHex("0AE7BF3E1AEC0CB67A03440906C7DFB3BCD4B6EEEBB7E371F0094AD4A816088D"))
-	expected_b2_2.y.x.y = gfP{0x8d3696539c05d217, 0x704fd2bfe0b77915, 0xd6c13796c8b320a3, 0x4af957616723718}  // *fromBigInt(bigFromHex("98DBC791D0671CACA12236CDF8F39E15AEB96FAEB39606D5B04AC581746A663D"))
-	expected_b2_2.y.y.x = gfP{0xcc1646f686c7821f, 0xba97dbfa3324cc59, 0x59a771179a49d0d1, 0xc4aedae0efae84d}  // *fromBigInt(bigFromHex("00DD2B7416BAA91172E89D5309D834F78C1E31B4483BB97185931BAD7BE1B9B5"))
-	expected_b2_2.y.y.y = gfP{0x4d3c2dc6c7308fdf, 0x30b1f54a4cb891b8, 0xda9e3e09b8dd93fb, 0x51988b9381033d83} // *fromBigInt(bigFromHex("7EBAC0349F8544469E60C32F6075FB0468A68147FF013537DF792FFCE024F857"))
-	expected_b2_2.z.x.x = gfP{0x446df8b4cc21f893, 0xb6dec85009834257, 0xef90da04c5745bac, 0x839cffa69c2d0668} // *fromBigInt(bigFromHex("10CC2B561A62B62DA36AEFD60850714F49170FD94A0010C6D4B651B64F3A3A5E"))
-	expected_b2_2.z.x.y = gfP{0xfc6de0161f7f6101, 0x6766467601150f5a, 0x644b3969a0995678, 0x331cfa93866eda1f} // *fromBigInt(bigFromHex("58C9687BEDDCD9E4FEDAB16B884D1FE6DFA117B2AB821F74E0BF7ACDA2269859"))
-	expected_b2_2.z.y.x = gfP{0xd891a606a5a81db2, 0x9f005779e86cfdee, 0xfed4c4fe0414571a, 0xb04886a78109bda9} // *fromBigInt(bigFromHex("2A430968F16086061904CE201847934B11CA0F9E9528F5A9D0CE8F015C9AEA79"))
-	expected_b2_2.z.y.y = gfP{0x360669dcffe4e5ba, 0xaa6909ce578135e4, 0x63627fc084c4a5ed, 0x44f13249582a471}  // *fromBigInt(bigFromHex("934FDDA6D3AB48C8571CE2354B79742AA498CB8CDDE6BD1FA5946345A1A652F6"))
+	expected_b2_2.x.x.x = *fromBigInt(bigFromHex("1052D6E9D13E381909DFF7B2B41E13C987D0A9068423B769480DACCE6A06F492"))
+	expected_b2_2.x.x.y = *fromBigInt(bigFromHex("5FFEB92AD870F97DC0893114DA22A44DBC9E7A8B6CA31A0CF0467265A1FB48C7"))
+	expected_b2_2.x.y.x = *fromBigInt(bigFromHex("2C5C3B37E4F2FF83DB33D98C0317BCBBBBF4AC6DF6B89ECA58268B280045E612"))
+	expected_b2_2.x.y.y = *fromBigInt(bigFromHex("6CED9E2D7C9CD3D5AD630DEFAB0B831506218037EE0F861CF9B43C78434AEC38"))
+	expected_b2_2.y.x.x = *fromBigInt(bigFromHex("0AE7BF3E1AEC0CB67A03440906C7DFB3BCD4B6EEEBB7E371F0094AD4A816088D"))
+	expected_b2_2.y.x.y = *fromBigInt(bigFromHex("98DBC791D0671CACA12236CDF8F39E15AEB96FAEB39606D5B04AC581746A663D"))
+	expected_b2_2.y.y.x = *fromBigInt(bigFromHex("00DD2B7416BAA91172E89D5309D834F78C1E31B4483BB97185931BAD7BE1B9B5"))
+	expected_b2_2.y.y.y = *fromBigInt(bigFromHex("7EBAC0349F8544469E60C32F6075FB0468A68147FF013537DF792FFCE024F857"))
+	expected_b2_2.z.x.x = *fromBigInt(bigFromHex("10CC2B561A62B62DA36AEFD60850714F49170FD94A0010C6D4B651B64F3A3A5E"))
+	expected_b2_2.z.x.y = *fromBigInt(bigFromHex("58C9687BEDDCD9E4FEDAB16B884D1FE6DFA117B2AB821F74E0BF7ACDA2269859"))
+	expected_b2_2.z.y.x = *fromBigInt(bigFromHex("2A430968F16086061904CE201847934B11CA0F9E9528F5A9D0CE8F015C9AEA79"))
+	expected_b2_2.z.y.y = *fromBigInt(bigFromHex("934FDDA6D3AB48C8571CE2354B79742AA498CB8CDDE6BD1FA5946345A1A652F6"))
 }
 
 func Test_Pairing_A2(t *testing.T) {
@@ -62,16 +62,16 @@ func Test_Pairing_A2(t *testing.T) {
 
 func Test_Pairing_B2(t *testing.T) {
 	deB := &twistPoint{}
-	deB.x.x = gfP{0x26ffa43b35b6284c, 0x6bd021fd9fbad8ca, 0x300609e7a86fb9f7, 0x7f80d54090947bd7} // *fromBigInt(bigFromHex("74CCC3AC9C383C60AF083972B96D05C75F12C8907D128A17ADAFBAB8C5A4ACF7"))
-	deB.x.y = gfP{0x14fa8025f791b79, 0x48a2a2693babdd4f, 0xaec5623fe6521f8e, 0x3e31e5de9005794b}  // *fromBigInt(bigFromHex("01092FF4DE89362670C21711B6DBE52DCD5F8E40C6654B3DECE573C2AB3D29B2"))
-	deB.y.x = gfP{0xc9805ea27c0eee9f, 0x6878573ed5c183dc, 0x35570fc7770595a0, 0x2f2fadbd9e353477} // *fromBigInt(bigFromHex("44B0294AA04290E1524FF3E3DA8CFD432BB64DE3A8040B5B88D1B5FC86A4EBC1"))
-	deB.y.y = gfP{0xab992d9b3fb33dc, 0x8d802108de09f803, 0x728aca710f04571d, 0x80a0a7783fd0e0b8}  // *fromBigInt(bigFromHex("8CFC48FB4FF37F1E27727464F3C34E2153861AD08E972D1625FC1A7BD18D5539"))
+	deB.x.x = *fromBigInt(bigFromHex("74CCC3AC9C383C60AF083972B96D05C75F12C8907D128A17ADAFBAB8C5A4ACF7"))
+	deB.x.y = *fromBigInt(bigFromHex("01092FF4DE89362670C21711B6DBE52DCD5F8E40C6654B3DECE573C2AB3D29B2"))
+	deB.y.x = *fromBigInt(bigFromHex("44B0294AA04290E1524FF3E3DA8CFD432BB64DE3A8040B5B88D1B5FC86A4EBC1"))
+	deB.y.y = *fromBigInt(bigFromHex("8CFC48FB4FF37F1E27727464F3C34E2153861AD08E972D1625FC1A7BD18D5539"))
 	deB.z.SetOne()
 	deB.t.SetOne()
 
 	rA := &curvePoint{}
-	rA.x = gfP{0xdb329881cc8e9db6, 0x361fbd8a54f12643, 0x36197a12ac4129d6, 0xb249718a552868ad} // *fromBigInt(bigFromHex("7CBA5B19069EE66AA79D490413D11846B9BA76DD22567F809CF23B6D964BB265"))
-	rA.y = gfP{0x73274254afbe0912, 0xfc4a72769636645d, 0xa540b3b29e50f0a9, 0x9d7c405420331a24} // *fromBigInt(bigFromHex("A9760C99CB6F706343FED05637085864958D6C90902ABA7D405FBEDF7B781599"))
+	rA.x = *fromBigInt(bigFromHex("7CBA5B19069EE66AA79D490413D11846B9BA76DD22567F809CF23B6D964BB265"))
+	rA.y = *fromBigInt(bigFromHex("A9760C99CB6F706343FED05637085864958D6C90902ABA7D405FBEDF7B781599"))
 	rA.z = *one
 	rA.t = *one
 
@@ -83,8 +83,8 @@ func Test_Pairing_B2(t *testing.T) {
 
 func Test_Pairing_B2_2(t *testing.T) {
 	pubE := &curvePoint{}
-	pubE.x = gfP{0x243cdf6a3c700634, 0x9cc6bb4c51c190a2, 0x786741cd68256478, 0xb0f0b46af92f0e13} // *fromBigInt(bigFromHex("9174542668E8F14AB273C0945C3690C66E5DD09678B86F734C4350567ED06283"))
-	pubE.y = gfP{0x3fb24d6a61e6d9d7, 0x1fdf81874311e020, 0xcace28c7c4711b5b, 0xaa5f71dd30628449} // *fromBigInt(bigFromHex("54E598C6BF749A3DACC9FFFEDD9DB6866C50457CFC7AA2A4AD65C3168FF74210"))
+	pubE.x = *fromBigInt(bigFromHex("9174542668E8F14AB273C0945C3690C66E5DD09678B86F734C4350567ED06283"))
+	pubE.y = *fromBigInt(bigFromHex("54E598C6BF749A3DACC9FFFEDD9DB6866C50457CFC7AA2A4AD65C3168FF74210"))
 	pubE.z = *one
 	pubE.t = *one
 
@@ -99,32 +99,32 @@ func Test_finalExponentiation(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, // *fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, // *fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, // *fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, // *fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, // *fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, // *fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 	}
diff --git a/sm9/bn256/constants.go b/sm9/bn256/constants.go
index da9862b..7838d07 100644
--- a/sm9/bn256/constants.go
+++ b/sm9/bn256/constants.go
@@ -54,45 +54,34 @@ var pMinus5Over8 = [4]uint64{0x7cadf364fc6a28af, 0xa43e5269634f5ddb, 0x3ac07569f
 var twoExpPMinus5Over8 = &gfP{0xd5dd560c5235102a, 0xa3772bab091163ac, 0x0ed7304fd0711ab0, 0x8efb889ed7056e1e}
 
 // Frobenius Constant, frobConstant = i^((p-1)/6)
-// fromBigInt(bigFromHex("3f23ea58e5720bdb843c6cfa9c08674947c5c86e0ddd04eda91d8354377b698b"))
-var frobConstant = &gfP{0x1a98dfbd4575299f, 0x9ec8547b245c54fd, 0xf51f5eac13df846c, 0x9ef74015d5a16393} 
+var frobConstant = fromBigInt(bigFromHex("3f23ea58e5720bdb843c6cfa9c08674947c5c86e0ddd04eda91d8354377b698b"))
 
 // vToPMinus1 is v^(p-1), vToPMinus1 ^ 2 = p - 1
-// fromBigInt(bigFromHex("6c648de5dc0a3f2cf55acc93ee0baf159f9d411806dc5177f5b21fd3da24d011"))
-var vToPMinus1 = &gfP{0x39b4ef0f3ee72529, 0xdb043bf508582782, 0xb8554ab054ac91e3, 0x9848eec25498cab5}
+var vToPMinus1 = fromBigInt(bigFromHex("6c648de5dc0a3f2cf55acc93ee0baf159f9d411806dc5177f5b21fd3da24d011"))
 
 // wToPMinus1 is w^(p-1)
-// fromBigInt(bigFromHex("3f23ea58e5720bdb843c6cfa9c08674947c5c86e0ddd04eda91d8354377b698b"))
-var wToPMinus1 = &gfP{0x1a98dfbd4575299f, 0x9ec8547b245c54fd, 0xf51f5eac13df846c, 0x9ef74015d5a16393}
+var wToPMinus1 = fromBigInt(bigFromHex("3f23ea58e5720bdb843c6cfa9c08674947c5c86e0ddd04eda91d8354377b698b"))
 
 // w2ToPMinus1 is (w^2)^(p-1)
-// fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334"))
-var w2ToPMinus1 =&gfP{0xb626197dce4736ca, 0x8296b3557ed0186, 0x9c705db2fd91512a, 0x1c753e748601c992} 
+var w2ToPMinus1 = fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334"))
 
 // wToP2Minus1 is w^(p^2-1)
-// fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334"))
-var wToP2Minus1 = &gfP{0xb626197dce4736ca, 0x8296b3557ed0186, 0x9c705db2fd91512a, 0x1c753e748601c992}
+var wToP2Minus1 = fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334"))
 
 // w2ToP2Minus1 is (w^2)^(p^2-1), w2ToP2Minus1 = vToPMinus1 * wToPMinus1
-// fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65333"))
-var w2ToP2Minus1 = &gfP{0x81054fcd94e9c1c4, 0x4c0e91cb8ce2df3e, 0x4877b452e8aedfb4, 0x88f53e748b491776}
+var w2ToP2Minus1 = fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65333"))
 
 // vToPMinus1Mw2ToPMinus1 = vToPMinus1 * w2ToPMinus1
-// fromBigInt(bigFromHex("2d40a38cf6983351711e5f99520347cc57d778a9f8ff4c8a4c949c7fa2a96686"))
-var vToPMinus1Mw2ToPMinus1 = &gfP{0x48baa79dcc34107, 0x5e2e7ac4fe76c161, 0x99399754365bd4bc, 0xaf91aeac819b0e13}
+var vToPMinus1Mw2ToPMinus1 = fromBigInt(bigFromHex("2d40a38cf6983351711e5f99520347cc57d778a9f8ff4c8a4c949c7fa2a96686"))
 
 // betaToNegPPlus1Over3 = i^(-(p-1)/3)
-// fromBigInt(bigFromHex("b640000002a3a6f0e303ab4ff2eb2052a9f02115caef75e70f738991676af24a"))
-var betaToNegPPlus1Over3 = &gfP{0x646a4b5a4e6783b9, 0xd5e4017f8d980f9d, 0x8d8bf6fd0cdfe790, 0x2d4ac18b775a8f7b}
+var betaToNegPPlus1Over3 = fromBigInt(bigFromHex("b640000002a3a6f0e303ab4ff2eb2052a9f02115caef75e70f738991676af24a"))
 
 // betaToNegPPlus1Over2 = i^(-(p-1)/2)
-// fromBigInt(bigFromHex("49db721a269967c4e0a8debc0783182f82555233139e9d63efbd7b54092c756c"))
-var betaToNegPPlus1Over2 = &gfP{0xabbaac18a46a2054, 0x46ee57561222c759, 0x1dae609fa0e23561, 0x1df7113dae0adc3c}
+var betaToNegPPlus1Over2 = fromBigInt(bigFromHex("49db721a269967c4e0a8debc0783182f82555233139e9d63efbd7b54092c756c"))
 
 // betaToNegP2Plus1Over3 = i^(-(p^2-1)/3)
-// fromBigInt(bigFromHex("b640000002a3a6f0e303ab4ff2eb2052a9f02115caef75e70f738991676af249"))
-var betaToNegP2Plus1Over3 = &gfP{0x2f4981aa150a0eb3, 0x19c92815c28ded55, 0x39934d9cf7fd761b, 0x99cac18b7ca1dd5f}
+var betaToNegP2Plus1Over3 = fromBigInt(bigFromHex("b640000002a3a6f0e303ab4ff2eb2052a9f02115caef75e70f738991676af249"))
 
 // betaToNegP2Plus1Over2 = i^(-(p^2-1)/2)
-// fromBigInt(bigFromHex("b640000002a3a6f1d603ab4ff58ec74521f2934b1a7aeedbe56f9b27e351457c"))
-var betaToNegP2Plus1Over2 = &gfP{0xcadf364fc6a28afa, 0x43e5269634f5ddb7, 0xac07569feb1d8e8a, 0x6c80000005474de3}
+var betaToNegP2Plus1Over2 = fromBigInt(bigFromHex("b640000002a3a6f1d603ab4ff58ec74521f2934b1a7aeedbe56f9b27e351457c"))
diff --git a/sm9/bn256/curve.go b/sm9/bn256/curve.go
index e5db50c..b0db358 100644
--- a/sm9/bn256/curve.go
+++ b/sm9/bn256/curve.go
@@ -15,8 +15,8 @@ var curveB = newGFp(5)
 
 // curveGen is the generator of G₁.
 var curveGen = &curvePoint{
-	x: gfP{0x22e935e29860501b, 0xa946fd5e0073282c, 0xefd0cec817a649be, 0x5129787c869140b5}, // *fromBigInt(bigFromHex("93DE051D62BF718FF5ED0704487D01D6E1E4086909DC3280E8C4E4817C66DDDD")),
-	y: gfP{0xee779649eb87f7c7, 0x15563cbdec30a576, 0x326353912824efbf, 0x7215717763c39828}, // *fromBigInt(bigFromHex("21FE8DDA4F21E607631065125C395BBC1C1C00CBFA6024350C464CD70A3EA616")),
+	x: *fromBigInt(bigFromHex("93DE051D62BF718FF5ED0704487D01D6E1E4086909DC3280E8C4E4817C66DDDD")),
+	y: *fromBigInt(bigFromHex("21FE8DDA4F21E607631065125C395BBC1C1C00CBFA6024350C464CD70A3EA616")),
 	z: *one,
 	t: *one,
 }
diff --git a/sm9/bn256/gfp.go b/sm9/bn256/gfp.go
index 6c965e5..83e2fd4 100644
--- a/sm9/bn256/gfp.go
+++ b/sm9/bn256/gfp.go
@@ -3,7 +3,6 @@ package bn256
 import (
 	"crypto/sha256"
 	"encoding/binary"
-	"encoding/hex"
 	"errors"
 	"fmt"
 	"math/big"
@@ -46,7 +45,6 @@ func fromBigInt(x *big.Int) (out *gfP) {
 	if x.Sign() != 0 {
 		montEncode(out, out)
 	}
-	fmt.Printf("%s=&gfP{0x%x, 0x%x, 0x%x, 0x%x}\n", hex.EncodeToString(x.Bytes()), out[0], out[1], out[2], out[3])
 	return out
 }
 
diff --git a/sm9/bn256/gfp12.go b/sm9/bn256/gfp12.go
index fa9e3f1..fe59547 100644
--- a/sm9/bn256/gfp12.go
+++ b/sm9/bn256/gfp12.go
@@ -23,32 +23,32 @@ func gfP12Decode(in *gfP12) *gfP12 {
 var gfP12Gen *gfP12 = &gfP12{
 	x: gfP4{
 		x: gfP2{
-			x: gfP{0xeb2aeaa2823d010c, 0xe192c39d7c3e6440, 0x68411e843fea2a9b, 0x5f23b1ce3ac438e7}, // *fromBigInt(bigFromHex("256943fbdb2bf87ab91ae7fbeaff14e146cf7e2279b9d155d13461e09b22f523")),
-			y: gfP{0x65c1ad6d376db4f, 0xe2447d6d5edfdda6, 0xd4eba5c8c017781, 0x61ebca2110d736bf},   // *fromBigInt(bigFromHex("0167b0280051495c6af1ec23ba2cd2ff1cdcdeca461a5ab0b5449e9091308310")),
+			x: *fromBigInt(bigFromHex("256943fbdb2bf87ab91ae7fbeaff14e146cf7e2279b9d155d13461e09b22f523")),
+			y: *fromBigInt(bigFromHex("0167b0280051495c6af1ec23ba2cd2ff1cdcdeca461a5ab0b5449e9091308310")),
 		},
 		y: gfP2{
-			x: gfP{0xfea0bce10965b32b, 0x441e074b4573390c, 0xe9d6067a4cf3c571, 0x9ee43c7e3740bcd8}, // *fromBigInt(bigFromHex("5e7addaddf7fbfe16291b4e89af50b8217ddc47ba3cba833c6e77c3fb027685e")),
-			y: gfP{0xe06727b47ee6118, 0xb01ab631f2f10a18, 0xb0ebd9852fc780ef, 0xaa07010f9d42787c},  // *fromBigInt(bigFromHex("79d0c8337072c93fef482bb055f44d6247ccac8e8e12525854b3566236337ebe")),
+			x: *fromBigInt(bigFromHex("5e7addaddf7fbfe16291b4e89af50b8217ddc47ba3cba833c6e77c3fb027685e")),
+			y: *fromBigInt(bigFromHex("79d0c8337072c93fef482bb055f44d6247ccac8e8e12525854b3566236337ebe")),
 		},
 	},
 	y: gfP4{
 		x: gfP2{
-			x: gfP{0x487ab1a6229d91f3, 0x7e2a3e36c6c822c7, 0x282c24f00c10930f, 0x2efe33f18332bb77}, // *fromBigInt(bigFromHex("082cde173022da8cd09b28a2d80a8cee53894436a52007f978dc37f36116d39b")),
-			y: gfP{0x346965f4dc5b5813, 0xed43ed38c0ce33e6, 0x9ba7630e295a5ce7, 0xa6db7142e0ca24ae}, // *fromBigInt(bigFromHex("3fa7ed741eaed99a58f53e3df82df7ccd3407bcc7b1d44a9441920ced5fb824f")),
+			x: *fromBigInt(bigFromHex("082cde173022da8cd09b28a2d80a8cee53894436a52007f978dc37f36116d39b")),
+			y: *fromBigInt(bigFromHex("3fa7ed741eaed99a58f53e3df82df7ccd3407bcc7b1d44a9441920ced5fb824f")),
 		},
 		y: gfP2{
-			x: gfP{0x24fb5abe38626c9c, 0xd32d71f71d7bd3de, 0x671d686fd9c9271d, 0xa3eec3cd6a795be8}, // *fromBigInt(bigFromHex("7fc6eb2aa771d99c9234fddd31752edfd60723e05a4ebfdeb5c33fbd47e0cf06")),
-			y: gfP{0x7b9c733c1f964b52, 0x9b988c0c238fb05e, 0xe546ccb8d6e1f9b8, 0xb101d668bfbf8ac8}, // *fromBigInt(bigFromHex("6fa6b6fa6dd6b6d3b19a959a110e748154eef796dc0fc2dd766ea414de786968")),
+			x: *fromBigInt(bigFromHex("7fc6eb2aa771d99c9234fddd31752edfd60723e05a4ebfdeb5c33fbd47e0cf06")),
+			y: *fromBigInt(bigFromHex("6fa6b6fa6dd6b6d3b19a959a110e748154eef796dc0fc2dd766ea414de786968")),
 		},
 	},
 	z: gfP4{
 		x: gfP2{
-			x: gfP{0xc219536a54552cae, 0xc4e4ad66027f8f55, 0xff31b23d5bc78184, 0x3b0fc03d5711c93d}, // *fromBigInt(bigFromHex("8ffe1c0e9de45fd0fed790ac26be91f6b3f0a49c084fe29a3fb6ed288ad7994d")),
-			y: gfP{0x290e1c8bdb9441aa, 0x74e1694c800c130, 0xfa196a2583564700, 0x254eb32dea84e64d},  // *fromBigInt(bigFromHex("1664a1366beb3196f0443e15f5f9042a947354a5678430d45ba031cff06db927")),
+			x: *fromBigInt(bigFromHex("8ffe1c0e9de45fd0fed790ac26be91f6b3f0a49c084fe29a3fb6ed288ad7994d")),
+			y: *fromBigInt(bigFromHex("1664a1366beb3196f0443e15f5f9042a947354a5678430d45ba031cff06db927")),
 		},
 		y: gfP2{
-			x: gfP{0xbe7381e2bce90a00, 0x2a72158dbf514e31, 0x44e199bee3498d4d, 0x6a5fed210720de58}, // *fromBigInt(bigFromHex("7f7c6d52b475e6aaa827fdc5b4175ac6929320f782d998f86b6b57cda42a0426")),
-			y: gfP{0xb55d63ee8d7a8468, 0x9ef5d413e3176666, 0x796c802ec3f1370b, 0xa0f422c35d7b6262}, // *fromBigInt(bigFromHex("36a699de7c136f78eee2dbac4ca9727bff0cee02ee920f5822e65ea170aa9669")),
+			x: *fromBigInt(bigFromHex("7f7c6d52b475e6aaa827fdc5b4175ac6929320f782d998f86b6b57cda42a0426")),
+			y: *fromBigInt(bigFromHex("36a699de7c136f78eee2dbac4ca9727bff0cee02ee920f5822e65ea170aa9669")),
 		},
 	},
 }
diff --git a/sm9/bn256/gfp12_test.go b/sm9/bn256/gfp12_test.go
index 435d8b4..aa7b1f6 100644
--- a/sm9/bn256/gfp12_test.go
+++ b/sm9/bn256/gfp12_test.go
@@ -9,22 +9,22 @@ func Test_gfP12Square(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		*(&gfP4{}).SetOne(),
@@ -46,22 +46,22 @@ func Test_gfP12Invert(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		*(&gfP4{}).SetOne(),
@@ -77,22 +77,22 @@ func Test_gfP12Invert(t *testing.T) {
 	x = &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		*(&gfP4{}).SetZero(),
@@ -115,7 +115,7 @@ func Test_gfP12Frobenius_Case1(t *testing.T) {
 	i = gfP12Decode(i)
 	expected.z.x.SetZero()
 	expected.z.y.x.Set(zero)
-	expected.z.y.y.Set(&gfP{0x1a98dfbd4575299f, 0x9ec8547b245c54fd, 0xf51f5eac13df846c, 0x9ef74015d5a16393}) // fromBigInt(bigFromHex("3f23ea58e5720bdb843c6cfa9c08674947c5c86e0ddd04eda91d8354377b698b"))
+	expected.z.y.y.Set(fromBigInt(bigFromHex("3f23ea58e5720bdb843c6cfa9c08674947c5c86e0ddd04eda91d8354377b698b")))
 	expected.x.SetZero()
 	expected.y.SetZero()
 	expected = gfP12Decode(expected)
@@ -134,7 +134,7 @@ func Test_gfP12Frobenius_Case2(t *testing.T) {
 	i = gfP12Decode(i)
 	expected.z.x.SetZero()
 	expected.z.y.x.Set(zero)
-	expected.z.y.y.Set(&gfP{0xb626197dce4736ca, 0x8296b3557ed0186, 0x9c705db2fd91512a, 0x1c753e748601c992}) //fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334"))
+	expected.z.y.y.Set(fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334")))
 	expected.x.SetZero()
 	expected.y.SetZero()
 	expected = gfP12Decode(expected)
@@ -154,7 +154,7 @@ func Test_gfP12FrobeniusP2_Case1(t *testing.T) {
 	i = gfP12Decode(i)
 	expected.z.x.SetZero()
 	expected.z.y.x.Set(zero)
-	expected.z.y.y.Set(&gfP{0xb626197dce4736ca, 0x8296b3557ed0186, 0x9c705db2fd91512a, 0x1c753e748601c992}) // fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334"))
+	expected.z.y.y.Set(fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65334")))
 	expected.x.SetZero()
 	expected.y.SetZero()
 	expected = gfP12Decode(expected)
@@ -174,7 +174,7 @@ func Test_gfP12FrobeniusP2_Case2(t *testing.T) {
 	i = gfP12Decode(i)
 	expected.z.x.SetZero()
 	expected.z.y.x.Set(zero)
-	expected.z.y.y.Set(&gfP{0x81054fcd94e9c1c4, 0x4c0e91cb8ce2df3e, 0x4877b452e8aedfb4, 0x88f53e748b491776}) //fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65333"))
+	expected.z.y.y.Set(fromBigInt(bigFromHex("0000000000000000f300000002a3a6f2780272354f8b78f4d5fc11967be65333")))
 	expected.x.SetZero()
 	expected.y.SetZero()
 	expected = gfP12Decode(expected)
@@ -195,7 +195,7 @@ func Test_gfP12FrobeniusP3_Case1(t *testing.T) {
 	i = gfP12Decode(i)
 	expected.z.x.SetZero()
 	expected.z.y.x.Set(zero)
-	expected.z.y.y.Set(&gfP{0x39b4ef0f3ee72529, 0xdb043bf508582782, 0xb8554ab054ac91e3, 0x9848eec25498cab5}) //fromBigInt(bigFromHex("6c648de5dc0a3f2cf55acc93ee0baf159f9d411806dc5177f5b21fd3da24d011"))
+	expected.z.y.y.Set(fromBigInt(bigFromHex("6c648de5dc0a3f2cf55acc93ee0baf159f9d411806dc5177f5b21fd3da24d011")))
 	expected.x.SetZero()
 	expected.y.SetZero()
 	expected = gfP12Decode(expected)
@@ -204,6 +204,7 @@ func Test_gfP12FrobeniusP3_Case1(t *testing.T) {
 	}
 }
 
+
 // Generate w2ToP3minus1
 func Test_gfP12FrobeniusP3_Case2(t *testing.T) {
 	expected := &gfP12{}
@@ -216,7 +217,7 @@ func Test_gfP12FrobeniusP3_Case2(t *testing.T) {
 	i = gfP12Decode(i)
 	expected.z.x.SetZero()
 	expected.z.y.x.Set(zero)
-	expected.z.y.y.Set(&gfP{0xcadf364fc6a28afa, 0x43e5269634f5ddb7, 0xac07569feb1d8e8a, 0x6c80000005474de3}) //  fromBigInt(bigFromHex("b640000002a3a6f1d603ab4ff58ec74521f2934b1a7aeedbe56f9b27e351457c"))
+	expected.z.y.y.Set(fromBigInt(bigFromHex("b640000002a3a6f1d603ab4ff58ec74521f2934b1a7aeedbe56f9b27e351457c"))) // -1
 	expected.x.SetZero()
 	expected.y.SetZero()
 	expected = gfP12Decode(expected)
@@ -229,32 +230,32 @@ func Test_gfP12Frobenius(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 	}
@@ -271,32 +272,32 @@ func Test_gfP12FrobeniusP2(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 	}
@@ -314,32 +315,32 @@ func Test_gfP12FrobeniusP3(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 	}
@@ -358,32 +359,32 @@ func Test_gfP12FrobeniusP6(t *testing.T) {
 	x := &gfP12{
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 		gfP4{
 			gfP2{
-				gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-				gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+				*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+				*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 			},
 			gfP2{
-				gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-				gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+				*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+				*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 			},
 		},
 	}
diff --git a/sm9/bn256/gfp2_test.go b/sm9/bn256/gfp2_test.go
index 4c5dbb9..cbac3c0 100644
--- a/sm9/bn256/gfp2_test.go
+++ b/sm9/bn256/gfp2_test.go
@@ -7,8 +7,8 @@ import (
 
 func Test_gfP2Square(t *testing.T) {
 	x := &gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	}
 
 	xmulx := &gfP2{}
@@ -26,8 +26,8 @@ func Test_gfP2Square(t *testing.T) {
 
 func Test_gfP2Invert(t *testing.T) {
 	x := &gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	}
 
 	xInv := &gfP2{}
@@ -42,7 +42,7 @@ func Test_gfP2Invert(t *testing.T) {
 	}
 
 	x = &gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, // *fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
 		*zero,
 	}
 
@@ -56,7 +56,7 @@ func Test_gfP2Invert(t *testing.T) {
 
 	x = &gfP2{
 		*zero,
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, // *fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	}
 
 	xInv.Invert(x)
@@ -70,8 +70,8 @@ func Test_gfP2Invert(t *testing.T) {
 
 func Test_gfP2Exp(t *testing.T) {
 	x := &gfP2{
-		gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-		gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+		*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+		*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 	}
 	got := &gfP2{}
 	got.Exp(x, big.NewInt(1))
@@ -82,8 +82,8 @@ func Test_gfP2Exp(t *testing.T) {
 
 func Test_gfP2Frobenius(t *testing.T) {
 	x := &gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	}
 	expected := &gfP2{}
 	expected.Exp(x, p)
@@ -108,8 +108,8 @@ func Test_gfP2Frobenius(t *testing.T) {
 
 func Test_gfP2Div2(t *testing.T) {
 	x := &gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	}
 	ret := &gfP2{}
 	ret.Div2(x)
@@ -121,8 +121,8 @@ func Test_gfP2Div2(t *testing.T) {
 
 func Test_gfP2Sqrt(t *testing.T) {
 	x := &gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	}
 	x2, x3, sqrt, sqrtNeg := &gfP2{}, &gfP2{}, &gfP2{}, &gfP2{}
 	x2.Mul(x, x)
diff --git a/sm9/bn256/gfp4_test.go b/sm9/bn256/gfp4_test.go
index 9ded79f..9232eac 100644
--- a/sm9/bn256/gfp4_test.go
+++ b/sm9/bn256/gfp4_test.go
@@ -8,12 +8,12 @@ import (
 func Test_gfP4Square(t *testing.T) {
 	x := &gfP4{
 		gfP2{
-			gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-			gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+			*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+			*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 		},
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+			*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 		},
 	}
 	xmulx := &gfP4{}
@@ -33,12 +33,12 @@ func Test_gfP4Invert(t *testing.T) {
 	gfp2Zero := (&gfP2{}).SetZero()
 	x := &gfP4{
 		gfP2{
-			gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-			gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+			*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+			*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 		},
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+			*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 		},
 	}
 
@@ -53,8 +53,8 @@ func Test_gfP4Invert(t *testing.T) {
 
 	x = &gfP4{
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+			*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 		},
 		*gfp2Zero,
 	}
@@ -69,8 +69,8 @@ func Test_gfP4Invert(t *testing.T) {
 	x = &gfP4{
 		*gfp2Zero,
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+			*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 		},
 	}
 
@@ -85,12 +85,12 @@ func Test_gfP4Invert(t *testing.T) {
 func Test_gfP4Frobenius(t *testing.T) {
 	x := &gfP4{
 		gfP2{
-			gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-			gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+			*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+			*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 		},
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+			*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 		},
 	}
 	expected := &gfP4{}
@@ -111,7 +111,7 @@ func Test_gfP4Frobenius_Case1(t *testing.T) {
 	i.Exp(i, pMinus1)
 	i = gfP4Decode(i)
 	expected.y.x.Set(zero)
-	expected.y.y.Set(&gfP{0x39b4ef0f3ee72529, 0xdb043bf508582782, 0xb8554ab054ac91e3, 0x9848eec25498cab5}) // fromBigInt(bigFromHex("6c648de5dc0a3f2cf55acc93ee0baf159f9d411806dc5177f5b21fd3da24d011"))
+	expected.y.y.Set(fromBigInt(bigFromHex("6c648de5dc0a3f2cf55acc93ee0baf159f9d411806dc5177f5b21fd3da24d011")))
 	expected.x.SetZero()
 	expected = gfP4Decode(expected)
 	if expected.x != i.x || expected.y != i.y {
@@ -122,12 +122,12 @@ func Test_gfP4Frobenius_Case1(t *testing.T) {
 func Test_gfP4FrobeniusP2(t *testing.T) {
 	x := &gfP4{
 		gfP2{
-			gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-			gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+			*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+			*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 		},
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+			*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 		},
 	}
 	expected := &gfP4{}
@@ -160,12 +160,12 @@ func Test_gfP4FrobeniusP2_Case1(t *testing.T) {
 func Test_gfP4FrobeniusP3(t *testing.T) {
 	x := &gfP4{
 		gfP2{
-			gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-			gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+			*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+			*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 		},
 		gfP2{
-			gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-			gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+			*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+			*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 		},
 	}
 	expected := &gfP4{}
diff --git a/sm9/bn256/gfp_test.go b/sm9/bn256/gfp_test.go
index 2bd7fd1..a6583c1 100644
--- a/sm9/bn256/gfp_test.go
+++ b/sm9/bn256/gfp_test.go
@@ -7,13 +7,13 @@ import (
 )
 
 func Test_gfpBasicOperations(t *testing.T) {
-	x := &gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}            // fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141"))
-	y := &gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}            //fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B"))
-	expectedAdd := &gfP{0x1c004000d0e23db8, 0xe1b8e46e129dc2c4, 0x3b65d4624433aa40, 0x3c0e030b72035817}  // fromBigInt(bigFromHex("0691692307d370af56226e57920199fbbe10f216c67fbc9468c7f225a4b1f21f"))
-	expectedSub := &gfP{0x30040d4c48e37766, 0x1c11e44fa54fbe12, 0xb68524a31e5efe48, 0x87ebdd26068c318c}  // fromBigInt(bigFromHex("67b381821c52a5624f3304a8149be8461e3bc07adcb872c38aa65051ba53ba97"))
-	expectedNeg := &gfP{0xbf6d7481566e6aee, 0xa30d2eec3e842e70, 0xdd0e2ecd44457300, 0x54430fe7465be21f}  // fromBigInt(bigFromHex("7f1d8aad70909be90358f1d02240062433cc3a0248ded72febb879ec33ce6f22"))
-	expectedMul := &gfP{0x3f6d0af5b236a05a, 0xd5dc6968e27dd5aa, 0x6f26d5050cf628c2, 0x78ef5c13f390787a}  // fromBigInt(bigFromHex("3d08bbad376584e4f74bd31f78f716372b96ba8c3f939c12b8d54e79b6489e76"))
-	expectedMul2 := &gfP{0x3476b30ae9e54c3e, 0xb89d3d169a2b89d4, 0x5d2367ce84f5f23f, 0xb2b54255b1ef0de7} // fromBigInt(bigFromHex("1df94a9e05a559ff38e0ab50cece734dc058d33738ceacaa15986a67cbff1ef6"))
+	x := fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141"))
+	y := fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B"))
+	expectedAdd := fromBigInt(bigFromHex("0691692307d370af56226e57920199fbbe10f216c67fbc9468c7f225a4b1f21f"))
+	expectedSub := fromBigInt(bigFromHex("67b381821c52a5624f3304a8149be8461e3bc07adcb872c38aa65051ba53ba97"))
+	expectedNeg := fromBigInt(bigFromHex("7f1d8aad70909be90358f1d02240062433cc3a0248ded72febb879ec33ce6f22"))
+	expectedMul := fromBigInt(bigFromHex("3d08bbad376584e4f74bd31f78f716372b96ba8c3f939c12b8d54e79b6489e76"))
+	expectedMul2 := fromBigInt(bigFromHex("1df94a9e05a559ff38e0ab50cece734dc058d33738ceacaa15986a67cbff1ef6"))
 
 	ret := &gfP{}
 	gfpAdd(ret, x, y)
@@ -44,7 +44,7 @@ func Test_gfpBasicOperations(t *testing.T) {
 
 func TestGfpExp(t *testing.T) {
 	xI := bigFromHex("9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596")
-	x := &gfP{0x67e1fd5b565a37fe, 0x1b83b61e447de56b, 0x33e6382d2221ea68, 0x6b1de80671f699df} // fromBigInt(xI)
+	x := fromBigInt(xI)
 	ret, ret3 := &gfP{}, &gfP{}
 	ret.exp(x, pMinus2)
 
@@ -70,7 +70,7 @@ func TestGfpExp(t *testing.T) {
 		t.Errorf("not same")
 	}
 
-	xInvGfp := &gfP{0xab54a05bc4f2fbc4, 0x73d5963d5b0e76c9, 0x54e21ef03bd244e4, 0x83f86b9abc249e79} // fromBigInt(xInv)
+	xInvGfp := fromBigInt(xInv)
 	gfpMul(ret, x, xInvGfp)
 	if *ret != *one {
 		t.Errorf("got %v, expected %v", ret, one)
@@ -78,21 +78,12 @@ func TestGfpExp(t *testing.T) {
 }
 
 func TestSqrt(t *testing.T) {
-	tests := []struct {
-		str   string
-		value *gfP
-	}{
-		{
-			"9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596",
-			&gfP{0x67e1fd5b565a37fe, 0x1b83b61e447de56b, 0x33e6382d2221ea68, 0x6b1de80671f699df},
-		},
-		{
-			"92fe90b700fbd4d8cc177d300ed16e4e15471a681b2c9e3728c1b82c885e49c2",
-			&gfP{0xdf2483b8b579bc7, 0xfc281ec2f67e3619, 0x92b36844a274a4c0, 0x1325a3aa5fc9d5a4},
-		},
+	tests := []string{
+		"9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596",
+		"92fe90b700fbd4d8cc177d300ed16e4e15471a681b2c9e3728c1b82c885e49c2",
 	}
 	for i, test := range tests {
-		y2 := bigFromHex(test.str)
+		y2 := bigFromHex(test)
 		y21 := new(big.Int).ModSqrt(y2, p)
 
 		y3 := new(big.Int).Mul(y21, y21)
@@ -101,7 +92,7 @@ func TestSqrt(t *testing.T) {
 			t.Error("Invalid sqrt")
 		}
 
-		tmp := test.value
+		tmp := fromBigInt(y2)
 		tmp.Sqrt(tmp)
 		montDecode(tmp, tmp)
 		var res [32]byte
@@ -113,7 +104,7 @@ func TestSqrt(t *testing.T) {
 }
 
 func TestInvert(t *testing.T) {
-	x := &gfP{0x67e1fd5b565a37fe, 0x1b83b61e447de56b, 0x33e6382d2221ea68, 0x6b1de80671f699df} // fromBigInt(bigFromHex("9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596"))
+	x := fromBigInt(bigFromHex("9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596"))
 	xInv := &gfP{}
 	xInv.Invert(x)
 	y := &gfP{}
@@ -124,7 +115,7 @@ func TestInvert(t *testing.T) {
 }
 
 func TestDiv(t *testing.T) {
-	x := &gfP{0x67e1fd5b565a37fe, 0x1b83b61e447de56b, 0x33e6382d2221ea68, 0x6b1de80671f699df} // fromBigInt(bigFromHex("9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596"))
+	x := fromBigInt(bigFromHex("9093a2b979e6186f43a9b28d41ba644d533377f2ede8c66b19774bf4a9c7a596"))
 	ret := &gfP{}
 	ret.Div2(x)
 	gfpAdd(ret, ret, ret)
diff --git a/sm9/bn256/twist.go b/sm9/bn256/twist.go
index d356406..85046b7 100644
--- a/sm9/bn256/twist.go
+++ b/sm9/bn256/twist.go
@@ -20,12 +20,12 @@ var twistB = &gfP2{
 // twistGen is the generator of group G₂.
 var twistGen = &twistPoint{
 	gfP2{
-		gfP{0xdb6db4822750a8a6, 0x84c6135a5121f134, 0x1874032f88791d41, 0x905112f2b85f3a37}, //*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
-		gfP{0x260226a68ce2da8f, 0x7ee5645edbf6c06b, 0xf8f57c82b1495444, 0x61fcf018bc47c4d1}, //*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
+		*fromBigInt(bigFromHex("85AEF3D078640C98597B6027B441A01FF1DD2C190F5E93C454806C11D8806141")),
+		*fromBigInt(bigFromHex("3722755292130B08D2AAB97FD34EC120EE265948D19C17ABF9B7213BAF82D65B")),
 	},
 	gfP2{
-		gfP{0xf7b82dac4c89bfbb, 0x3706f3f6a49dc12f, 0x1e29de93d3eef769, 0x81e448c3c76a5d53}, // *fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
-		gfP{0xc03f138f9171c24a, 0x92fbab45a15a3ca7, 0x2445561e2ff77cdb, 0x108495e0c0f62ece}, // *fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
+		*fromBigInt(bigFromHex("17509B092E845C1266BA0D262CBEE6ED0736A96FA347C8BD856DC76B84EBEB96")),
+		*fromBigInt(bigFromHex("A7CF28D519BE3DA65F3170153D278FF247EFBA98A71A08116215BBA5C999A7C7")),
 	},
 	gfP2{*newGFp(0), *newGFp(1)},
 	gfP2{*newGFp(0), *newGFp(1)},