diff --git a/app/third/youchu/youchu_api.go b/app/third/youchu/youchu_api.go
index 5b8e380..6b2678d 100644
--- a/app/third/youchu/youchu_api.go
+++ b/app/third/youchu/youchu_api.go
@@ -173,9 +173,17 @@ func EncryptRequest(request interface{}) (RequestData front.YouChuRequest) {
 }
 
 func DecryptResponse(response string, isRequest bool) (Rsponse string) {
-	MerchantId := config.GetConf().YouChuCallBack.MerchantId
-	PrivateKey := config.GetConf().YouChuCallBack.PrivateKey
-	PublicKey := config.GetConf().YouChuCallBack.SopPublicKey
+	var MerchantId, PrivateKey, PublicKey string
+	if isRequest {
+		MerchantId = config.GetConf().YouChuCallBack.MerchantId
+		PrivateKey = config.GetConf().YouChuCallBack.PrivateKey
+		PublicKey = config.GetConf().YouChuCallBack.SopPublicKey
+	} else {
+		MerchantId = config.GetConf().YouChu.MerchantId
+		PrivateKey = config.GetConf().Sm2.PrivateKey
+		PublicKey = config.GetConf().YouChu.SopPublicKey
+	}
+
 	encrypt, err := postbank.Decrypt(MerchantId, PrivateKey, PublicKey, response, isRequest)
 	if err != nil {
 		return Rsponse