diff --git a/customer/service/audit/supply.go b/customer/service/audit/supply.go
index 368109e..bcaed84 100644
--- a/customer/service/audit/supply.go
+++ b/customer/service/audit/supply.go
@@ -82,3 +82,20 @@ func (s *supply) Info(ctx context.Context, userServiceId uint) (reply ReplySuppl
 	err = xClient.Call(ctx, "Info", userServiceId, &reply)
 	return
 }
+
+type ReplyProof struct {
+	Name      string `json:"name"`
+	ChannelId uint   `json:"channelId"` // 用户Id
+	AppKey    string `json:"appKey"`
+	AppSecret string `json:"appSecret"`
+}
+
+// GetProof @Title 获取凭证
+func (s *supply) GetProof(ctx context.Context, userServiceId uint) (reply ReplyProof, err error) {
+	xClient, err := client.GetClient(s)
+	if err != nil {
+		return
+	}
+	err = xClient.Call(ctx, "GetProof", userServiceId, &reply)
+	return
+}