diff --git a/src/views/coupon/ActivityList.vue b/src/views/coupon/ActivityList.vue
index 86a0462..9a2e4e8 100644
--- a/src/views/coupon/ActivityList.vue
+++ b/src/views/coupon/ActivityList.vue
@@ -199,10 +199,20 @@
                     </template>
                     <template v-if="column.key === 'quantity'">
                       <a-input-number
-                        v-model:value="formState.coupon_config[record.id]"
+                        :value="getCouponConfigValue(record.id, 'count')"
                         :min="0"
                         size="small"
                         :disabled="!isSelectedCoupon(record.id)"
+                        @change="(value) => handleCouponConfigChange(record.id, 'count', value)"
+                      />
+                    </template>
+                    <template v-if="column.key === 'days'">
+                      <a-input-number
+                        :value="getCouponConfigValue(record.id, 'days')"
+                        :min="1"
+                        size="small"
+                        :disabled="!isSelectedCoupon(record.id)"
+                        @change="(value) => handleCouponConfigChange(record.id, 'days', value)"
                       />
                     </template>
                   </template>
@@ -449,6 +459,12 @@ export default defineComponent({
         key: 'quantity',
         width: 120,
         align: 'center'
+      },
+      {
+        title: '有效天数',
+        key: 'days',
+        width: 120,
+        align: 'center'
       }
     ]
 
@@ -469,20 +485,41 @@ export default defineComponent({
       return formState.value.selected_coupons.includes(couponId);
     }
 
+    // 获取优惠券配置值
+    const getCouponConfigValue = (couponId, field) => {
+      return formState.value.coupon_config[couponId]?.[field] ?? (field === 'count' ? 0 : 7)
+    }
+
+    // 处理优惠券配置变更
+    const handleCouponConfigChange = (couponId, field, value) => {
+      if (!formState.value.coupon_config[couponId]) {
+        formState.value.coupon_config[couponId] = {
+          count: 1,
+          days: 7
+        }
+      }
+      formState.value.coupon_config[couponId][field] = value
+    }
+
     // 处理优惠券选择
     const handleCouponSelect = (couponId, checked) => {
       if (checked) {
         // 添加到选中列表
         if (!isSelectedCoupon(couponId)) {
           formState.value.selected_coupons.push(couponId);
-          // 如果数量未设置，默认设为1
+          // 如果配置未设置，默认设为1张，7天有效期
           if (!formState.value.coupon_config[couponId]) {
-            formState.value.coupon_config[couponId] = 1;
+            formState.value.coupon_config[couponId] = {
+              count: 1,
+              days: 7
+            };
           }
         }
       } else {
         // 从选中列表移除
         formState.value.selected_coupons = formState.value.selected_coupons.filter(id => id !== couponId);
+        // 删除配置
+        delete formState.value.coupon_config[couponId];
       }
     }
 
@@ -521,8 +558,11 @@ export default defineComponent({
         const selectedCoupons = []
         
         Object.entries(record.coupon_config || {}).forEach(([key, value]) => {
-          if (value && value > 0) {
-            couponConfig[key] = value
+          if (value && value.count > 0) {
+            couponConfig[key] = {
+              count: value.count,
+              days: value.days || 7 // 如果没有设置天数，默认为7天
+            }
             selectedCoupons.push(parseInt(key))
           }
         })
@@ -557,9 +597,12 @@ export default defineComponent({
           // 处理优惠券配置，只保留选中的优惠券
           const couponConfig = {}
           formState.value.selected_coupons.forEach(couponId => {
-            const quantity = formState.value.coupon_config[couponId]
+            const quantity = formState.value.coupon_config[couponId].count
             if (quantity && quantity > 0) {
-              couponConfig[couponId] = quantity
+              couponConfig[couponId] = {
+                count: quantity,
+                days: formState.value.coupon_config[couponId].days || 7
+              }
             }
           })
           
@@ -731,7 +774,9 @@ export default defineComponent({
       qrCodeUrl,
       qrCodeLoading,
       handleGetQrCode,
-      handleQrCodeModalCancel
+      handleQrCodeModalCancel,
+      getCouponConfigValue,
+      handleCouponConfigChange
     }
   }
 })