diff --git a/src/views/modules/presale/products/popup/add-or-update.vue b/src/views/modules/presale/products/popup/add-or-update.vue
index 5fb8a3c..a2a8212 100644
--- a/src/views/modules/presale/products/popup/add-or-update.vue
+++ b/src/views/modules/presale/products/popup/add-or-update.vue
@@ -646,6 +646,10 @@ export default {
                     this.$message.error('付尾款开始时间必须大于等于定金开始时间')
                     return
                   }
+                  if (dayjs(this.ruleForm.endTime).isAfter(dayjs(this.ruleForm.balancePaymentEndTime))) {
+                    this.$message.error('付尾款结束时间必须大于等于定金结束时间')
+                    return
+                  }
                   if (
                     this.ruleForm.productList &&
                     this.ruleForm.productList.length === 0
@@ -711,6 +715,10 @@ export default {
                     this.$message.error('付尾款开始时间必须大于等于定金开始时间')
                     return
                   }
+                  if (dayjs(this.ruleForm.endTime).isAfter(dayjs(this.ruleForm.balancePaymentEndTime))) {
+                    this.$message.error('付尾款结束时间必须大于等于定金结束时间')
+                    return
+                  }
                   console.log(valid)
                   if (
                     this.ruleForm.productSpecificationList &&