[微信支付服务商模式][修复]

mallinkService/src/main/java/com/simple/pay/WxRefundOrderSP.java

@@ -126,7 +126,9 @@ public class WxRefundOrderSP {
     public String toString() {
         final StringBuilder sb = new StringBuilder("WxRefundOrder{");
         sb.append("appid='").append(appid).append('\'');
+        sb.append(", sub_appid='").append(sub_appid).append('\'');
         sb.append(", mch_id='").append(mch_id).append('\'');
+        sb.append(", sub_mch_id='").append(sub_mch_id).append('\'');
         sb.append(", nonce_str='").append(nonce_str).append('\'');
         sb.append(", sign='").append(sign).append('\'');
         sb.append(", out_trade_no='").append(out_trade_no).append('\'');