diff --git a/SM4性能优化.md b/SM4性能优化.md
index d2567d6..5d9d507 100644
--- a/SM4性能优化.md
+++ b/SM4性能优化.md
@@ -9,4 +9,26 @@
 
 Go语言的对称加密实现分离了加密模式和Block级别的加密，同时支持特定加密算法实现自己的优化版本。所以我们只实现了SM4的单Block的加解密（Block接口），就能使用CBC/CFB/OFB/CTR/GCM加密模式。
 
-关于SM4的优化实现，细粒度的并行可能性不大，大粒度的优化实现可以参考sm4ni，可多Blocks并行加解密的模式还是比较多的。
\ No newline at end of file
+关于SM4的优化实现，细粒度的并行可能性不大，大粒度的优化实现可以参考sm4ni，可多Blocks并行加解密的模式还是比较多的。
+
+# 未优化之前
+
+    goos: windows
+    goarch: amd64
+    pkg: github.com/emmansun/gmsm/sm4
+    BenchmarkSM4CBCEncrypt1K-6   	   42994	     27766 ns/op	  36.88 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4CBCDecrypt1K-6   	   42690	     28103 ns/op	  36.44 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4CFBEncrypt1K-6   	   42945	     27759 ns/op	  36.71 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4CFBDecrypt1K-6   	   42820	     28493 ns/op	  35.76 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4CFBDecrypt8K-6   	    5338	    227642 ns/op	  35.96 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4OFB1K-6          	   43754	     27443 ns/op	  37.13 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4CTR1K-6          	   43292	     27392 ns/op	  37.20 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4CTR8K-6          	    5338	    220872 ns/op	  37.07 MB/s	       0 B/op	       0 allocs/op
+    BenchmarkSM4GCMSeal1K-6      	   37594	     31777 ns/op	  32.22 MB/s	      48 B/op	       3 allocs/op
+    BenchmarkSM4GCMOpen1K-6      	   37029	     31919 ns/op	  32.08 MB/s	      48 B/op	       3 allocs/op
+    BenchmarkSM4GCMSign1K-6      	  315050	      3882 ns/op	 263.81 MB/s	      48 B/op	       3 allocs/op
+    BenchmarkSM4GCMSign8K-6      	   43905	     26876 ns/op	 304.81 MB/s	      48 B/op	       3 allocs/op
+    BenchmarkSM4GCMSeal8K-6      	    4917	    250707 ns/op	  32.68 MB/s	      49 B/op	       3 allocs/op
+    BenchmarkSM4GCMOpen8K-6      	    4722	    248856 ns/op	  32.92 MB/s	      48 B/op	       3 allocs/op
+    PASS
+    ok  	github.com/emmansun/gmsm/sm4	20.818s