diff --git a/lib/luso_bank/macao_luso.go b/lib/luso_bank/macao_luso.go
index 24e2e5a..c48ab98 100644
--- a/lib/luso_bank/macao_luso.go
+++ b/lib/luso_bank/macao_luso.go
@@ -65,7 +65,7 @@ func (s *signParam) SetSign(privateKeyStr string) error {
 	return nil
 }
 
-func (payParam *PayParam) Send(prd bool, method string) (string, error) {
+func (payParam *PayParam) Send(prd, isNeedEncode bool, method string) (string, error) {
 	url := "https://qrpaytest.lusobank.com.mo:443"
 	if prd {
 		url = "https://qrpaytest.lusobank.com.mo:8443"
@@ -80,7 +80,11 @@ func (payParam *PayParam) Send(prd bool, method string) (string, error) {
 		"Content-Type": "application/json",
 	}
 	zhios_pay_utils.CurlDebug = true
-	res, err := zhios_pay_utils.CurlPost(url, php2go.URLEncode(zhios_pay_utils.SerializeStr(payParam)), headers)
+	body := zhios_pay_utils.SerializeStr(payParam)
+	if isNeedEncode {
+		body = php2go.URLEncode(body)
+	}
+	res, err := zhios_pay_utils.CurlPost(url, body, headers)
 	if err != nil {
 		return "", err
 	}