diff --git a/plugins/alipay_cpn/internal/alipay_cpn.go b/plugins/alipay_cpn/internal/alipay_cpn.go
index 8809f3b..76d51b4 100644
--- a/plugins/alipay_cpn/internal/alipay_cpn.go
+++ b/plugins/alipay_cpn/internal/alipay_cpn.go
@@ -8,6 +8,8 @@ import (
 )
 
 // 插件通信信息,若不对应则会报错panic
+// https://opendocs.alipay.com/open/282/105997?pathHash=3f0dc947
+// https://www.yuque.com/xv2p76/manual/wpg9cl
 const (
 	Tag         = "alipay_cpn"
 	Version     = 1