diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCoupon.java b/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCoupon.java
index fdfca644..ff1e0937 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCoupon.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCoupon.java
@@ -7,6 +7,7 @@ package co.yixiang.modules.activity.domain;
 
 import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.bean.copier.CopyOptions;
+import cn.hutool.core.date.DateTime;
 import cn.iocoder.yudao.framework.mybatis.core.dataobject.BaseDomain;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
@@ -19,6 +20,7 @@ import javax.validation.constraints.DecimalMin;
 import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotNull;
 import java.math.BigDecimal;
+import java.sql.Timestamp;
 
 /**
 * @author hupeng
@@ -60,11 +62,25 @@ public class YxStoreCoupon extends BaseDomain {
     private BigDecimal useMinPrice;
 
 
-    /** 优惠券有效期限（单位：天） */
-    @NotNull(message = "请输入有效期限")
-    @ApiModelProperty(value = "优惠券有效期限（单位：天）")
-    private Integer couponTime;
+//    /** 优惠券有效期限（单位：天） */
+//    @NotNull(message = "请输入有效期限")
+//    @ApiModelProperty(value = "优惠券有效期限（单位：天）")
+//    private Integer couponTime;
 
+//        /** 优惠券有效期限（单位：天） */
+//    @NotNull(message = "请输入有效期限")
+//    @ApiModelProperty(value = "优惠券有效期限（单位：天;几号到几号）")
+//    private Object useTime;
+
+        /** 优惠券开始使用期限（单位：天） */
+    @NotNull(message = "请输入开始期限")
+    @ApiModelProperty(value = "优惠券使用期限（单位：天）")
+    private Object useStartTime;
+
+        /** 优惠券结束使用期限（单位：天） */
+    @NotNull(message = "请输入有效结束期限")
+    @ApiModelProperty(value = "优惠券失效期限（单位：天）")
+    private Object useEndTime;
 
     /** 排序 */
     @ApiModelProperty(value = "排序")
diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCouponUser.java b/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCouponUser.java
index 4a282c2d..804e5577 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCouponUser.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/activity/domain/YxStoreCouponUser.java
@@ -68,9 +68,9 @@ public class YxStoreCouponUser extends BaseDomain {
     private Date endTime;
 
 
-    /** 使用时间 */
-    @ApiModelProperty(value = "使用时间")
-    private Date useTime;
+//    /** 使用时间 */
+//    @ApiModelProperty(value = "使用时间")
+//    private Date useTime;
 
 
     /** 获取方式 */
diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/activity/rest/StoreCouponController.java b/zsw-bxg/src/main/java/co/yixiang/modules/activity/rest/StoreCouponController.java
index 75603d88..844d2930 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/activity/rest/StoreCouponController.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/activity/rest/StoreCouponController.java
@@ -79,6 +79,7 @@ public class StoreCouponController {
         if(resources.getCouponPrice().compareTo(resources.getUseMinPrice()) >= 0) {
             throw new YshopException("优惠券金额不能高于最低消费金额");
         }
+        //这里需要对优惠券开始使用时间和结束时间进行比较
         yxStoreCouponService.saveOrUpdate(resources);
         return new ResponseEntity(HttpStatus.NO_CONTENT);
     }
diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/dto/YxStoreCouponDto.java b/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/dto/YxStoreCouponDto.java
index 7baebf0a..9fc2f27e 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/dto/YxStoreCouponDto.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/dto/YxStoreCouponDto.java
@@ -5,12 +5,14 @@
  */
 package co.yixiang.modules.activity.service.dto;
 
+import cn.hutool.core.date.DateTime;
 import co.yixiang.modules.product.domain.YxStoreProduct;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Data;
 
 import java.io.Serializable;
 import java.math.BigDecimal;
+import java.sql.Timestamp;
 import java.util.Date;
 import java.util.List;
 
@@ -36,8 +38,16 @@ public class YxStoreCouponDto implements Serializable {
     // 最低消费多少金额可用优惠券
     private BigDecimal useMinPrice;
 
-    // 优惠券有效期限（单位：天）
-    private Integer couponTime;
+//    // 优惠券有效期限（单位：天）
+//    private Integer couponTime;
+
+    // 优惠券有效期开始时间
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss",timezone="GMT+8")
+    private DateTime useStartTime;
+
+    // 优惠券有效期开始时间
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss",timezone="GMT+8")
+    private DateTime useEndTime;
 
     // 排序
     private Integer sort;
diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponServiceImpl.java b/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponServiceImpl.java
index 75cc19bd..c5c74a65 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponServiceImpl.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponServiceImpl.java
@@ -85,7 +85,9 @@ public class YxStoreCouponServiceImpl extends BaseServiceImpl<YxStoreCouponMappe
             map.put("兑换消耗积分值", yxStoreCoupon.getIntegral());
             map.put("兑换的优惠券面值", yxStoreCoupon.getCouponPrice());
             map.put("最低消费多少金额可用优惠券", yxStoreCoupon.getUseMinPrice());
-            map.put("优惠券有效期限（单位：天）", yxStoreCoupon.getCouponTime());
+//            map.put("优惠券有效期限（单位：天）", yxStoreCoupon.getCouponTime());
+            map.put("优惠券有效期开始时间（单位：天）", yxStoreCoupon.getUseStartTime());
+            map.put("优惠券有效期结束时间（单位：天）", yxStoreCoupon.getUseEndTime());
             map.put("排序", yxStoreCoupon.getSort());
             map.put("状态（0：关闭，1：开启）", yxStoreCoupon.getStatus());
             list.add(map);
diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponUserServiceImpl.java b/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponUserServiceImpl.java
index 3963d291..6e39a6cf 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponUserServiceImpl.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/activity/service/impl/YxStoreCouponUserServiceImpl.java
@@ -8,6 +8,7 @@
  */
 package co.yixiang.modules.activity.service.impl;
 
+import cn.hutool.core.date.DateTime;
 import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.util.NumberUtil;
 import cn.iocoder.yudao.framework.common.exception.YshopException;
@@ -44,6 +45,9 @@ import org.springframework.transaction.annotation.Transactional;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.math.BigDecimal;
+import java.sql.Array;
+import java.sql.Timestamp;
+import java.text.SimpleDateFormat;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -156,7 +160,6 @@ public class YxStoreCouponUserServiceImpl extends BaseServiceImpl<YxStoreCouponU
         YxStoreCouponUser couponUser = new YxStoreCouponUser();
         couponUser.setId((long)id);
         couponUser.setStatus(1);
-        couponUser.setUseTime(new Date());
         yxStoreCouponUserMapper.updateById(couponUser);
     }
 
@@ -210,11 +213,14 @@ public class YxStoreCouponUserServiceImpl extends BaseServiceImpl<YxStoreCouponU
         if(storeCoupon == null) {
             throw new YshopException("优惠劵不存在");
         }
-
-        Date now = new Date();
-
-        Date endTime = DateUtil.offsetDay(now,storeCoupon.getCouponTime());
-
+        //现在的日期向后偏移，得到优惠券的使用截止期期
+//        Date now = new Date();
+//        Date endTime = DateUtil.offsetDay(now,storeCoupon.getCouponTime());
+
+//        //有效期改为时间段，不需要偏移，切割开始日期和截止日期
+//        String[] time=storeCoupon.getUseTime().toString().split(",");
+//        DateTime endTime = new DateTime(time[1]);
+        DateTime endTime =new DateTime(storeCoupon.getUseEndTime().toString());
         YxStoreCouponUser storeCouponUser = YxStoreCouponUser.builder()
                 .cid(storeCoupon.getId())
                 .uid(uid)
diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java b/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java
index df0a0fcb..26857bcb 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java
@@ -1792,7 +1792,6 @@ public class YxStoreOrderServiceImpl extends BaseServiceImpl<StoreOrderMapper, Y
             if (ObjectUtil.isNotNull(couponUser)) {
                 YxStoreCouponUser storeCouponUser = new YxStoreCouponUser();
                 storeCouponUser.setStatus(CouponEnum.STATUS_0.getValue());
-                storeCouponUser.setUseTime(null);
                 couponUserService.update(storeCouponUser, Wrappers.<YxStoreCouponUser>lambdaQuery()
                         .eq(YxStoreCouponUser::getId, order.getCouponId())
                         .eq(YxStoreCouponUser::getUid, order.getUid()));