diff --git a/hai-cweb/src/main/java/com/cweb/controller/pay/OrderController.java b/hai-cweb/src/main/java/com/cweb/controller/pay/OrderController.java
index 3bea8460..cfb872d3 100644
--- a/hai-cweb/src/main/java/com/cweb/controller/pay/OrderController.java
+++ b/hai-cweb/src/main/java/com/cweb/controller/pay/OrderController.java
@@ -129,8 +129,10 @@ public class OrderController {
             int total_fee = MathUtils.objectConvertBigDecimal(map.get("payPrice")).multiply(new BigDecimal("100")).intValue();
             WeChatPayReqInfo weChatPayReqInfo = new WeChatPayReqInfo();
             weChatPayReqInfo.setAppid(SysConst.getSysConfig().getWxAppId());                                //公众号id
-            weChatPayReqInfo.setOpenid(openId);
             weChatPayReqInfo.setMch_id(SysConst.getSysConfig().getWxMchId());                               //商户号
+            weChatPayReqInfo.setSub_mch_id(SysConst.getSysConfig().getWxMchId());                           //子商户号
+
+            weChatPayReqInfo.setOpenid(openId);
             weChatPayReqInfo.setNonce_str(nonce_str);                                                   //随机字符串
             weChatPayReqInfo.setBody(map.get("body").toString());                                           	//商品描述
             weChatPayReqInfo.setOut_trade_no(map.get("orderNo").toString());                			//商户订单号
diff --git a/hai-service/src/main/java/com/hai/common/pay/entity/WeChatPayReqInfo.java b/hai-service/src/main/java/com/hai/common/pay/entity/WeChatPayReqInfo.java
index 7cbe4873..c36a4c13 100644
--- a/hai-service/src/main/java/com/hai/common/pay/entity/WeChatPayReqInfo.java
+++ b/hai-service/src/main/java/com/hai/common/pay/entity/WeChatPayReqInfo.java
@@ -9,6 +9,7 @@ public class WeChatPayReqInfo implements Serializable {
 	private static final long serialVersionUID = -7642108447915413137L;
 	private String appid;                // 公众号id 必填
 	private String mch_id;               // 商户号 必填
+	private String sub_mch_id;           // 微信支付分配的子商户号 必填
 	private String nonce_str;            // 随机字符串 必填
 	private String sign;                 // 签名 必填
 	private String device_info;          // 设备号 可以为终端设备号(门店号或收银设备ID)，PC网页或公众号内支付可以传"WEB"
@@ -202,4 +203,11 @@ public class WeChatPayReqInfo implements Serializable {
 		this.scene_info = scene_info;
 	}
 
+	public String getSub_mch_id() {
+		return sub_mch_id;
+	}
+
+	public void setSub_mch_id(String sub_mch_id) {
+		this.sub_mch_id = sub_mch_id;
+	}
 }