diff --git a/Intel-CPU-supports-SM3-SM4.md b/Intel-CPU-supports-SM3-SM4.md
index 588cbcd..ccf3911 100644
--- a/Intel-CPU-supports-SM3-SM4.md
+++ b/Intel-CPU-supports-SM3-SM4.md
@@ -4,3 +4,9 @@
 * https://github.com/intel/intel-ipsec-mb/commit/fae17fa2cc7629e16c98b6390224483e308ae528
 
 ![image](https://github.com/emmansun/gmsm/assets/7235232/3e74e357-44a6-452d-85c8-704d41a29bd8)
+
+## SM3
+[参考模拟实现](https://github.com/emmansun/simd/blob/main/amd64/avx/sm3ni.go). 比ARM64-CE的SM3指令简单。
+
+## SM4
+[参考模拟实现](https://github.com/emmansun/simd/blob/main/amd64/avx/sm4ni.go). 和ARM64-CE的SM4指令类似。
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