diff --git a/jeepay-core/src/main/java/com/jeequan/jeepay/core/utils/SeqKit.java b/jeepay-core/src/main/java/com/jeequan/jeepay/core/utils/SeqKit.java
index d98828358053ed0ea745aff4cd298ed6f352b68b..64f2848ab9277d2072a9c002e67f079155c994a6 100644
--- a/jeepay-core/src/main/java/com/jeequan/jeepay/core/utils/SeqKit.java
+++ b/jeepay-core/src/main/java/com/jeequan/jeepay/core/utils/SeqKit.java
@@ -33,8 +33,10 @@ public class SeqKit {
 
 	private static final AtomicLong PAY_ORDER_SEQ = new AtomicLong(0L);
 	private static final AtomicLong REFUND_ORDER_SEQ = new AtomicLong(0L);
+	private static final AtomicLong MHO_ORDER_SEQ = new AtomicLong(0L);
 	private static final String PAY_ORDER_SEQ_PREFIX = "P";
 	private static final String REFUND_ORDER_SEQ_PREFIX = "R";
+	private static final String MHO_ORDER_SEQ_PREFIX = "M";
 
 	/** 生成支付订单号 **/
 	public static String genPayOrderId() {
@@ -50,4 +52,12 @@ public class SeqKit {
 				(int) REFUND_ORDER_SEQ.getAndIncrement() % 10000);
 	}
 
+
+	/** 模拟生成商户订单号 **/
+	public static String genMhoOrderId() {
+		return String.format("%s%s%04d", MHO_ORDER_SEQ_PREFIX,
+				DateUtil.format(new Date(), DatePattern.PURE_DATETIME_MS_PATTERN),
+				(int) MHO_ORDER_SEQ.getAndIncrement() % 10000);
+	}
+
 }
diff --git a/jeepay-manager/src/main/java/com/jeequan/jeepay/mgr/ctrl/order/PayOrderController.java b/jeepay-manager/src/main/java/com/jeequan/jeepay/mgr/ctrl/order/PayOrderController.java
index d94fab863fa8a13b443256dc13a9d1f3c3f33635..59fa2c2a6145e0721c6a06be145cdd88a5d96184 100644
--- a/jeepay-manager/src/main/java/com/jeequan/jeepay/mgr/ctrl/order/PayOrderController.java
+++ b/jeepay-manager/src/main/java/com/jeequan/jeepay/mgr/ctrl/order/PayOrderController.java
@@ -15,11 +15,9 @@
  */
 package com.jeequan.jeepay.mgr.ctrl.order;
 
-import cn.hutool.core.lang.UUID;
 import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
-import com.baomidou.mybatisplus.extension.api.R;
 import com.jeequan.jeepay.JeepayClient;
 import com.jeequan.jeepay.core.aop.MethodLog;
 import com.jeequan.jeepay.core.constants.ApiCodeEnum;
@@ -28,10 +26,10 @@ import com.jeequan.jeepay.core.entity.PayOrder;
 import com.jeequan.jeepay.core.entity.PayWay;
 import com.jeequan.jeepay.core.exception.BizException;
 import com.jeequan.jeepay.core.model.ApiRes;
+import com.jeequan.jeepay.core.utils.SeqKit;
 import com.jeequan.jeepay.exception.JeepayException;
 import com.jeequan.jeepay.mgr.ctrl.CommonCtrl;
 import com.jeequan.jeepay.model.RefundOrderCreateReqModel;
-import com.jeequan.jeepay.model.RefundOrderCreateResModel;
 import com.jeequan.jeepay.request.RefundOrderCreateRequest;
 import com.jeequan.jeepay.response.RefundOrderCreateResponse;
 import com.jeequan.jeepay.service.impl.MchAppService;
@@ -154,7 +152,7 @@ public class PayOrderController extends CommonCtrl {
         model.setMchNo(payOrder.getMchNo());     // 商户号
         model.setAppId(payOrder.getAppId());
         model.setPayOrderId(payOrderId);
-        model.setMchRefundNo(UUID.fastUUID().toString());
+        model.setMchRefundNo(SeqKit.genMhoOrderId());
         model.setRefundAmount(refundAmount);
         model.setRefundReason(refundReason);
         model.setCurrency("CNY");
diff --git a/jeepay-merchant/src/main/java/com/jeequan/jeepay/mch/ctrl/merchant/MchAppController.java b/jeepay-merchant/src/main/java/com/jeequan/jeepay/mch/ctrl/merchant/MchAppController.java
index 0e7db5889a329f8dcc29e504c14208ee3ad4cf66..557e7d9351db41957c765e0013221e827da82f90 100644
--- a/jeepay-merchant/src/main/java/com/jeequan/jeepay/mch/ctrl/merchant/MchAppController.java
+++ b/jeepay-merchant/src/main/java/com/jeequan/jeepay/mch/ctrl/merchant/MchAppController.java
@@ -63,7 +63,7 @@ public class MchAppController extends CommonCtrl {
         if (mchApp.getState() != null) wrapper.eq(MchApp::getState, mchApp.getState());
         wrapper.orderByDesc(MchApp::getCreatedAt);
 
-        IPage<MchApp> pages = mchAppService.page(getIPage(), wrapper);
+        IPage<MchApp> pages = mchAppService.page(getIPage(true), wrapper);
         return ApiRes.ok(pages);
     }