diff --git a/dsBaseRpc/Utils/IdCardUtil/IdCardUtil.go b/dsBaseRpc/Utils/IdCardUtil/IdCardUtil.go
index e129e63d..8fd964eb 100644
--- a/dsBaseRpc/Utils/IdCardUtil/IdCardUtil.go
+++ b/dsBaseRpc/Utils/IdCardUtil/IdCardUtil.go
@@ -6,9 +6,6 @@ import (
 	"time"
 )
 
-var weight = [17]int{7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2}
-var validValue = [11]byte{'1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'}
-
 
 // Check IdCard number valid.
 func IsValidIdCardNo(IdCardNo *[]byte) bool {