diff --git a/src/main/java/com/sczx/order/common/enums/PayStatusEnum.java b/src/main/java/com/sczx/order/common/enums/PayStatusEnum.java
index 7a58e61..2c4ffb5 100644
--- a/src/main/java/com/sczx/order/common/enums/PayStatusEnum.java
+++ b/src/main/java/com/sczx/order/common/enums/PayStatusEnum.java
@@ -14,6 +14,9 @@ public enum PayStatusEnum {
     USERPAYING("USERPAYING", "用户支付中"),
     SUCCESS("SUCCESS", "支付成功"),
     PAYERROR("PAYERROR", "支付失败"),
+    REFUNDING("REFUNDING", "退款中"),
+    REFUND_SUCCESS("REFUND_SUCCESS", "退款成功"),
+    REFUND_ERROR("REFUND_ERROR", "退款失败"),
     ;
     private final String code;
 
diff --git a/src/main/java/com/sczx/order/common/enums/SubOrderTypeEnum.java b/src/main/java/com/sczx/order/common/enums/SubOrderTypeEnum.java
index 633cb27..03f332e 100644
--- a/src/main/java/com/sczx/order/common/enums/SubOrderTypeEnum.java
+++ b/src/main/java/com/sczx/order/common/enums/SubOrderTypeEnum.java
@@ -15,6 +15,7 @@ public enum SubOrderTypeEnum {
     RENTCAR("RENTCAR", "租车订单"),
     RENTBATTEY("RENTBATTEY", "租电订单"),
     OVERDUE("OVERDUE", "逾期订单"),
+    FD_DEPOSIT("FD_DEPOSIT", "退押金订单")
     ;
     private final String code;
 
diff --git a/src/main/java/com/sczx/order/mapper/BaseUserReferralMapper.java b/src/main/java/com/sczx/order/mapper/BaseUserReferralMapper.java
new file mode 100644
index 0000000..7f39610
--- /dev/null
+++ b/src/main/java/com/sczx/order/mapper/BaseUserReferralMapper.java
@@ -0,0 +1,16 @@
+package com.sczx.order.mapper;
+
+import com.sczx.order.po.BaseUserReferralPO;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+ * <p>
+ * 用户引荐信息 Mapper 接口
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-08-24 23:25:03
+ */
+public interface BaseUserReferralMapper extends BaseMapper<BaseUserReferralPO> {
+
+}
diff --git a/src/main/java/com/sczx/order/po/BaseUserReferralPO.java b/src/main/java/com/sczx/order/po/BaseUserReferralPO.java
new file mode 100644
index 0000000..f9104c8
--- /dev/null
+++ b/src/main/java/com/sczx/order/po/BaseUserReferralPO.java
@@ -0,0 +1,66 @@
+package com.sczx.order.po;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * <p>
+ * 用户引荐信息
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-08-24 23:25:03
+ */
+@Getter
+@Setter
+@TableName("zc_base_user_referral")
+@ApiModel(value = "BaseUserReferralPO对象", description = "用户引荐信息")
+public class BaseUserReferralPO implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty("id主键")
+    @TableId(value = "id", type = IdType.AUTO)
+    private Long id;
+
+    @ApiModelProperty("被引荐人id")
+    private Long userId;
+
+    @ApiModelProperty("被引荐人手机号")
+    private String userPhoneNumber;
+
+    @ApiModelProperty("引荐人id")
+    private Long referralUserId;
+
+    @ApiModelProperty("引荐人手机号")
+    private String referralUserPhoneNumber;
+
+    @ApiModelProperty("奖励截止日期")
+    private LocalDate awardDeadline;
+
+    @ApiModelProperty("奖励比例")
+    private BigDecimal awardRate;
+
+    @ApiModelProperty("引荐订单")
+    private String referralOrderNo;
+
+    @ApiModelProperty("删除标志（0代表存在 2代表删除）")
+    private String delFlag;
+
+    @ApiModelProperty("创建时间")
+    private LocalDateTime createTime;
+
+    @ApiModelProperty("更新时间")
+    private LocalDateTime updateTime;
+
+
+}
diff --git a/src/main/java/com/sczx/order/po/OrderSubPO.java b/src/main/java/com/sczx/order/po/OrderSubPO.java
index 9bb8aba..b1cc585 100644
--- a/src/main/java/com/sczx/order/po/OrderSubPO.java
+++ b/src/main/java/com/sczx/order/po/OrderSubPO.java
@@ -58,6 +58,9 @@ public class OrderSubPO implements Serializable {
     @ApiModelProperty("支付ID")
     private String paymentId;
 
+    @ApiModelProperty("退款单ID")
+    private String refundId;
+
     @ApiModelProperty("支付状态")
     private String payStatus;
 
diff --git a/src/main/java/com/sczx/order/repository/BaseUserReferralRepo.java b/src/main/java/com/sczx/order/repository/BaseUserReferralRepo.java
new file mode 100644
index 0000000..e51726a
--- /dev/null
+++ b/src/main/java/com/sczx/order/repository/BaseUserReferralRepo.java
@@ -0,0 +1,16 @@
+package com.sczx.order.repository;
+
+import com.sczx.order.po.BaseUserReferralPO;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+ * <p>
+ * 用户引荐信息 服务类
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-08-24 23:25:03
+ */
+public interface BaseUserReferralRepo extends IService<BaseUserReferralPO> {
+
+}
diff --git a/src/main/java/com/sczx/order/repository/impl/BaseUserReferralRepoImpl.java b/src/main/java/com/sczx/order/repository/impl/BaseUserReferralRepoImpl.java
new file mode 100644
index 0000000..b1c2f99
--- /dev/null
+++ b/src/main/java/com/sczx/order/repository/impl/BaseUserReferralRepoImpl.java
@@ -0,0 +1,20 @@
+package com.sczx.order.repository.impl;
+
+import com.sczx.order.po.BaseUserReferralPO;
+import com.sczx.order.mapper.BaseUserReferralMapper;
+import com.sczx.order.repository.BaseUserReferralRepo;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+/**
+ * <p>
+ * 用户引荐信息 服务实现类
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-08-24 23:25:03
+ */
+@Service
+public class BaseUserReferralRepoImpl extends ServiceImpl<BaseUserReferralMapper, BaseUserReferralPO> implements BaseUserReferralRepo {
+
+}
diff --git a/src/main/java/com/sczx/order/service/PayService.java b/src/main/java/com/sczx/order/service/PayService.java
new file mode 100644
index 0000000..2f7718f
--- /dev/null
+++ b/src/main/java/com/sczx/order/service/PayService.java
@@ -0,0 +1,31 @@
+package com.sczx.order.service;
+
+import com.sczx.order.dto.SimpleUserInfoDTO;
+import com.sczx.order.thirdpart.dto.UnifiedPaymentInfoDTO;
+
+import java.math.BigDecimal;
+
+public interface PayService {
+
+    /**
+     * 预支付下单
+     * @param payType
+     * @param body
+     * @param companyId
+     * @param outTradeNo
+     * @param userInfoDTO
+     * @param totalFee
+     * @return
+     */
+    UnifiedPaymentInfoDTO prepayOrder(String payType, String body, Long companyId, String outTradeNo, SimpleUserInfoDTO userInfoDTO, BigDecimal totalFee);
+
+    /**
+     * 退款
+     * @param payType
+     * @param companyId
+     * @param outTradeNo
+     * @param totalFee
+     * @param refundFee
+     */
+    String refundOrder(String payType,Long companyId,String outTradeNo, BigDecimal totalFee, BigDecimal refundFee);
+}
diff --git a/src/main/java/com/sczx/order/service/impl/OrderDistribServiceImpl.java b/src/main/java/com/sczx/order/service/impl/OrderDistribServiceImpl.java
index 0143e60..b1cc92d 100644
--- a/src/main/java/com/sczx/order/service/impl/OrderDistribServiceImpl.java
+++ b/src/main/java/com/sczx/order/service/impl/OrderDistribServiceImpl.java
@@ -9,16 +9,9 @@ import com.sczx.order.common.enums.WalletChangeTypeEnum;
 import com.sczx.order.dto.OrderDistribDTO;
 import com.sczx.order.dto.OrderDistribQueryReq;
 import com.sczx.order.exception.BizException;
-import com.sczx.order.po.BaseWalletChangePO;
-import com.sczx.order.po.BaseWalletPO;
-import com.sczx.order.po.OrderDistribPO;
-import com.sczx.order.po.OrderMainPO;
-import com.sczx.order.repository.BaseWalletChangeRepo;
-import com.sczx.order.repository.BaseWalletRepo;
-import com.sczx.order.repository.OrderDistribRepo;
-import com.sczx.order.repository.OrderMainRepo;
+import com.sczx.order.po.*;
+import com.sczx.order.repository.*;
 import com.sczx.order.service.OrderDistribService;
-import com.sczx.order.thirdpart.dto.BaseUserReferralDTO;
 import com.sczx.order.thirdpart.dto.CompanyDTO;
 import com.sczx.order.thirdpart.dto.CompanyStoreDTO;
 import com.sczx.order.thirdpart.dto.SysConfigDTO;
@@ -57,6 +50,9 @@ public class OrderDistribServiceImpl implements OrderDistribService {
     @Autowired
     private UserInteg userInteg;
 
+    @Autowired
+    private BaseUserReferralRepo baseUserReferralRepo;
+
     @Override
     public IPage<OrderDistribDTO> pageQueryOrderDistrib(Integer pageNo, Integer pageSize, OrderDistribQueryReq orderDistribQueryReq) {
         return orderDistribRepo.pageQueryOrderDistrib(pageNo, pageSize, orderDistribQueryReq);
@@ -87,16 +83,23 @@ public class OrderDistribServiceImpl implements OrderDistribService {
         addOrderDistribPOList.add(storeDistribPO);
 
         //推荐人分润
-        BaseUserReferralDTO baseUserReferralDTO = userInteg.getUserReferralByUserId(orderMainPO.getCustomerId());
-        if(Objects.nonNull(baseUserReferralDTO)
-                && Objects.nonNull(baseUserReferralDTO.getReferralUserId())){
+        OrderDistribPO referralDistribPO = null;
+        LambdaQueryWrapper<BaseUserReferralPO> userReferralWrapper = new LambdaQueryWrapper<>();
+        userReferralWrapper.eq(BaseUserReferralPO::getUserId, orderMainPO.getCustomerId())
+                .eq(BaseUserReferralPO::getDelFlag, "0")
+                .isNull(BaseUserReferralPO::getReferralOrderNo).last(" limit 1");
+        BaseUserReferralPO baseUserReferralPO = baseUserReferralRepo.getOne(userReferralWrapper);
+        if(Objects.nonNull(baseUserReferralPO)
+                && Objects.nonNull(baseUserReferralPO.getReferralUserId())){
+
+
             List<SysConfigDTO> configList = storeInteg.listConfigByConfigKey(Lists.newArrayList("sczx.invitation.day", "sczx.invitation.rate"));
             String invitationDay = String.valueOf(configList.stream().filter(config -> "sczx.invitation.day".equals(config.getConfigKey())).findFirst().orElse(null));
-            LocalDate awardDeadline = baseUserReferralDTO.getCreateTime().toLocalDate().plusDays(Integer.parseInt(invitationDay));
+            LocalDate awardDeadline = baseUserReferralPO.getCreateTime().toLocalDate().plusDays(Integer.parseInt(invitationDay));
             //判断奖励是否过期
             if(awardDeadline.isAfter(LocalDate.now())){
                 String invitationRate = String.valueOf(configList.stream().filter(config -> "sczx.invitation.rate".equals(config.getConfigKey())).findFirst().orElse(null));
-                OrderDistribPO referralDistribPO = getOrderDistribPO(orderMainPO.getOrderId(),orderMainPO.getOrderNo(),DistribTypeEnum.REFERRAL.getCode(),invitationRate,orderMainPO.getOrderAmount(),null,null,baseUserReferralDTO.getReferralUserId());
+                referralDistribPO = getOrderDistribPO(orderMainPO.getOrderId(),orderMainPO.getOrderNo(),DistribTypeEnum.REFERRAL.getCode(),invitationRate,orderMainPO.getOrderAmount(),null,null,baseUserReferralPO.getReferralUserId());
                 addOrderDistribPOList.add(referralDistribPO);
             }
         }
@@ -129,6 +132,12 @@ public class OrderDistribServiceImpl implements OrderDistribService {
             baseWalletChangePO.setChangeAmount(storeDistribPO.getDistribAmount());
             baseWalletChangePO.setReferralOrderNo(orderMainPO.getOrderNo());
             baseWalletChangeRepo.save(baseWalletChangePO);
+
+            //更新推荐信息，防止重复分润
+            LambdaUpdateWrapper<BaseUserReferralPO> updateWrapper = new LambdaUpdateWrapper<>();
+            updateWrapper.eq(BaseUserReferralPO::getUserId, orderMainPO.getCustomerId())
+                    .set(BaseUserReferralPO::getReferralOrderNo, storeDistribPO.getOrderNo());
+            baseUserReferralRepo.update(updateWrapper);
         }
 
 
diff --git a/src/main/java/com/sczx/order/service/impl/OrderServiceImpl.java b/src/main/java/com/sczx/order/service/impl/OrderServiceImpl.java
index a0e1510..0d1d8c3 100644
--- a/src/main/java/com/sczx/order/service/impl/OrderServiceImpl.java
+++ b/src/main/java/com/sczx/order/service/impl/OrderServiceImpl.java
@@ -21,9 +21,9 @@ import com.sczx.order.repository.OrderMainRepo;
 import com.sczx.order.repository.OrderSubRepo;
 import com.sczx.order.service.OrderDistribService;
 import com.sczx.order.service.OrderService;
+import com.sczx.order.service.PayService;
 import com.sczx.order.thirdpart.dto.*;
 import com.sczx.order.thirdpart.dto.req.CarQueryConditionReq;
-import com.sczx.order.thirdpart.dto.req.PaymentRequest;
 import com.sczx.order.thirdpart.integration.CarInteg;
 import com.sczx.order.thirdpart.integration.PayInteg;
 import com.sczx.order.thirdpart.integration.StoreInteg;
@@ -77,6 +77,9 @@ public class OrderServiceImpl implements OrderService {
     @Autowired
     private OrderDistribService orderDistribService;
 
+    @Autowired
+    private PayService payService;
+
     @Override
     public OrderMainPO queryOrderMainPoByOrderNo(String orderNo, String delFlag) {
         LambdaQueryWrapper<OrderMainPO> currentOrderWrapper = new LambdaQueryWrapper<>();
@@ -183,7 +186,7 @@ public class OrderServiceImpl implements OrderService {
 
                     //发起支付返回预支付信息
                     String paymentId = OrderUtil.generateSubOrderNo(OrderUtil.ZF_PREFIX);
-                    UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = prepayOrder(paymentType,rentCarRuleDTO.getRuleName(),Long.valueOf(companyStoreDTO.getOperatingCompanyId()),paymentId,userInfoDTO
+                    UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = payService.prepayOrder(paymentType,rentCarRuleDTO.getRuleName(),Long.valueOf(companyStoreDTO.getOperatingCompanyId()),paymentId,userInfoDTO
                             ,orderMainPO.getOrderAmount());
 
 //                    UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = new UnifiedPaymentInfoDTO();
@@ -290,7 +293,7 @@ public class OrderServiceImpl implements OrderService {
 
                 // 起支付返回预支付信息
                 RentCarRuleDTO rentCarRuleDTO = carInteg.getRentCarRuleByCarRuleId(orderMainPO.getRentCarRuleId());
-                UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = prepayOrder(paymentType,rentCarRuleDTO.getRuleName(),orderMainPO.getOperatorId(),rentOrder.getPaymentId(),userInfoDTO
+                UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = payService.prepayOrder(paymentType,rentCarRuleDTO.getRuleName(),orderMainPO.getOperatorId(),rentOrder.getPaymentId(),userInfoDTO
                         ,rentCarOrderAmount);
 
 //                //发起支付
@@ -384,7 +387,7 @@ public class OrderServiceImpl implements OrderService {
 //            unifiedPaymentInfoDTO = payInteg.unifiedOrder(paymentRequest);
 //            // TODO 其他支付类型
 //        }
-        return prepayOrder(orderSubPO.getPaymentMethod(),rentCarRuleDTO.getRuleName(),orderMainPO.getOperatorId(),orderSubPO.getPaymentId(),userInfoDTO
+        return payService.prepayOrder(orderSubPO.getPaymentMethod(),rentCarRuleDTO.getRuleName(),orderMainPO.getOperatorId(),orderSubPO.getPaymentId(),userInfoDTO
                 ,orderAmount);
     }
 
@@ -479,7 +482,7 @@ public class OrderServiceImpl implements OrderService {
                 rentOrder.setPaymentMethod(paymentType);
                 // 发起支付返回预支付信息
                 RentCarRuleDTO rentCarRuleDTO = carInteg.getRentCarRuleByCarRuleId(orderMainPO.getRentCarRuleId());
-                UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = prepayOrder(paymentType,rentCarRuleDTO.getRuleName(),orderMainPO.getOperatorId(),rentOrder.getPaymentId(),userInfoDTO
+                UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = payService.prepayOrder(paymentType,rentCarRuleDTO.getRuleName(),orderMainPO.getOperatorId(),rentOrder.getPaymentId(),userInfoDTO
                         ,overDueAmount);
 
 //                //发起支付
@@ -863,6 +866,30 @@ public class OrderServiceImpl implements OrderService {
         ThreadPoolUtils.getThreadPool().execute(() -> {
             orderDistribService.saveOrderDistrib(returnCarReq.getOrderNo());
         });
+
+        ThreadPoolUtils.getThreadPool().execute(() -> {
+            LambdaQueryWrapper<OrderSubPO> orderSubWrapper = new LambdaQueryWrapper<>();
+            orderSubWrapper.eq(OrderSubPO::getOrderId, orderDTO.getOrderId())
+                    .eq(OrderSubPO::getDelFlag, "0")
+                    .eq(OrderSubPO::getSuborderType, SubOrderTypeEnum.DEPOSIT.getCode())
+                    .eq(OrderSubPO::getPayStatus, PayStatusEnum.SUCCESS).last(" limit 1");
+            OrderSubPO orderSubPO = orderSubRepo.getOne(orderSubWrapper);
+            if (Objects.nonNull(orderSubPO)) {
+                //退款回调成功则添加退款子订单
+                String outRefundNo = payService.refundOrder(orderSubPO.getPaymentMethod(), orderDTO.getOperatorId(), orderSubPO.getPaymentId(), orderSubPO.getAmount(), orderSubPO.getAmount());
+                if (StringUtils.isNotBlank(outRefundNo)) {
+                    OrderSubPO fdSubOrder = new OrderSubPO();
+                    fdSubOrder.setOrderId(orderDTO.getOrderId());
+                    fdSubOrder.setSuborderNo(OrderUtil.generateSubOrderNo(OrderUtil.FD_PREFIX));
+                    fdSubOrder.setSuborderType(SubOrderTypeEnum.FD_DEPOSIT.getCode());
+                    fdSubOrder.setAmount(orderSubPO.getAmount());
+                    fdSubOrder.setPaymentMethod(orderSubPO.getPaymentMethod());
+                    fdSubOrder.setPayStatus(PayStatusEnum.REFUNDING.getCode());
+                    fdSubOrder.setRefundId(outRefundNo);
+                    orderSubRepo.save(fdSubOrder);
+                }
+            }
+        });
         return orderDTO;
     }
 
@@ -898,38 +925,6 @@ public class OrderServiceImpl implements OrderService {
         return orderMainRepo.pageQueryRentBatteyOrder(pageNo, pageSize, orderQueryReq.getCustomerId(), orderQueryReq.getStoreId(), orderStatusList, orderQueryReq.getQueryBrandName());
     }
 
-    /**
-     * 预支付下单
-     * @param payType
-     * @param body
-     * @param companyId
-     * @param outTradeNo
-     * @param userInfoDTO
-     * @param totalFee
-     * @return
-     */
-    private UnifiedPaymentInfoDTO prepayOrder(String payType,String body,Long companyId,String outTradeNo,SimpleUserInfoDTO userInfoDTO,BigDecimal totalFee){
-        // 发起支付返回预支付信息
-        UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = null;
-
-        //发起支付
-        if(StringUtils.equalsIgnoreCase(payType, PaymentTypeEnum.WX_PAY.getCode())){
-            String openId = userInfoDTO.getWechatOpenid();
-            PaymentRequest paymentRequest = new PaymentRequest();
-            paymentRequest.setCompanyId(companyId);
-            paymentRequest.setOutTradeNo(outTradeNo);
-            paymentRequest.setOpenId(openId);
-            paymentRequest.setAttach(companyId.toString());
-            paymentRequest.setSpbillCreateIp("127.0.0.1");
-            paymentRequest.setBody(body);
-//            paymentRequest.setTotalFee(totalFee.multiply(new BigDecimal(100)).intValue());
-            paymentRequest.setTotalFee(10);
-            unifiedPaymentInfoDTO = payInteg.unifiedOrder(paymentRequest);
-            // TODO 其他支付类型
-        }
-        return unifiedPaymentInfoDTO;
-    }
-
 
     /**
      * 支付成功更新订单状态
diff --git a/src/main/java/com/sczx/order/service/impl/PayServiceImpl.java b/src/main/java/com/sczx/order/service/impl/PayServiceImpl.java
new file mode 100644
index 0000000..687068b
--- /dev/null
+++ b/src/main/java/com/sczx/order/service/impl/PayServiceImpl.java
@@ -0,0 +1,70 @@
+package com.sczx.order.service.impl;
+
+import com.sczx.order.common.enums.PaymentTypeEnum;
+import com.sczx.order.dto.SimpleUserInfoDTO;
+import com.sczx.order.service.PayService;
+import com.sczx.order.thirdpart.dto.UnifiedPaymentInfoDTO;
+import com.sczx.order.thirdpart.dto.req.PaymentRequest;
+import com.sczx.order.thirdpart.dto.req.RefundRequest;
+import com.sczx.order.thirdpart.integration.PayInteg;
+import com.sczx.order.utils.OrderUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+
+@Slf4j
+@Service
+public class PayServiceImpl implements PayService {
+
+    @Autowired
+    private PayInteg payInteg;
+
+    @Override
+    public UnifiedPaymentInfoDTO prepayOrder(String payType, String body, Long companyId, String outTradeNo, SimpleUserInfoDTO userInfoDTO, BigDecimal totalFee) {
+        // 发起支付返回预支付信息
+        UnifiedPaymentInfoDTO unifiedPaymentInfoDTO = null;
+
+        //发起支付
+        if(StringUtils.equalsIgnoreCase(payType, PaymentTypeEnum.WX_PAY.getCode())){
+            String openId = userInfoDTO.getWechatOpenid();
+            PaymentRequest paymentRequest = new PaymentRequest();
+            paymentRequest.setCompanyId(companyId);
+            paymentRequest.setOutTradeNo(outTradeNo);
+            paymentRequest.setOpenId(openId);
+            paymentRequest.setAttach(companyId.toString());
+            paymentRequest.setSpbillCreateIp("127.0.0.1");
+            paymentRequest.setBody(body);
+//            paymentRequest.setTotalFee(totalFee.multiply(new BigDecimal(100)).intValue());
+            paymentRequest.setTotalFee(10);
+            unifiedPaymentInfoDTO = payInteg.unifiedOrder(paymentRequest);
+            // TODO 其他支付类型
+        }
+        return unifiedPaymentInfoDTO;
+    }
+
+    @Override
+    public String refundOrder(String payType, Long companyId, String outTradeNo, BigDecimal totalFee, BigDecimal refundFee) {
+        try{
+            String outRefundNo = OrderUtil.generateSubOrderNo(OrderUtil.FD_PREFIX);
+            //发起退款
+            if(StringUtils.equalsIgnoreCase(payType, PaymentTypeEnum.WX_PAY.getCode())){
+                RefundRequest refundRequest = new RefundRequest();
+                refundRequest.setCompanyId(companyId);
+                refundRequest.setOutTradeNo(outTradeNo);
+                refundRequest.setOutRefundNo(outRefundNo);
+//            refundRequest.setTotalFee(totalFee.multiply(new BigDecimal(100)).intValue());
+//            refundRequest.setRefundFee(refundFee.multiply(new BigDecimal(100)).intValue());
+
+                refundRequest.setTotalFee(10);
+                refundRequest.setRefundFee(10);
+                payInteg.refund(refundRequest);
+            }
+        } catch (Exception e){
+            log.error("退款失败",e);
+        }
+        return null;
+    }
+}
diff --git a/src/main/java/com/sczx/order/utils/OrderUtil.java b/src/main/java/com/sczx/order/utils/OrderUtil.java
index 6a67a8f..b1c7c6c 100644
--- a/src/main/java/com/sczx/order/utils/OrderUtil.java
+++ b/src/main/java/com/sczx/order/utils/OrderUtil.java
@@ -23,6 +23,8 @@ public class OrderUtil {
 
     public static final String ZF_PREFIX = "ZF";
 
+    public static final String FD_PREFIX = "FD";
+
     /**
      * 生成订单号的方法
      * @return 唯一订单号字符串
diff --git a/src/main/resources/mapper/BaseUserReferralMapper.xml b/src/main/resources/mapper/BaseUserReferralMapper.xml
new file mode 100644
index 0000000..9282e21
--- /dev/null
+++ b/src/main/resources/mapper/BaseUserReferralMapper.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.sczx.order.mapper.BaseUserReferralMapper">
+
+</mapper>