diff --git a/packageC/pages/presell/cart/cart.js b/packageC/pages/presell/cart/cart.js
index eacf3fc..40e76f2 100644
--- a/packageC/pages/presell/cart/cart.js
+++ b/packageC/pages/presell/cart/cart.js
@@ -1883,6 +1883,7 @@ Page({
           th.confirm_quan_befor()
         }
       }
+      return
     }
     if (length2 == 1) {
       console.error('优惠券2');
@@ -1900,6 +1901,7 @@ Page({
           }
         
       }
+      return
     }
     if (length3 == 1  && th.data.exp_type==0) {
       console.error('优惠券3');
@@ -1916,6 +1918,7 @@ Page({
           th.confirm_quan_befor()
 
       }
+      return
     }
 
   },
diff --git a/packageC/pages/presell/cart/cart2.js b/packageC/pages/presell/cart/cart2.js
index 81d77c8..2d42d4c 100644
--- a/packageC/pages/presell/cart/cart2.js
+++ b/packageC/pages/presell/cart/cart2.js
@@ -2965,6 +2965,7 @@ Page({
           th.confirm_quan_befor()
         }
       }
+      return
     }
     if (length2 == 1) {
       console.error('优惠券2');
@@ -2982,6 +2983,7 @@ Page({
         }
 
       }
+      return
     }
     if (length3 == 1 && th.data.bn_exp_type==0) {
       console.error('优惠券3');
@@ -2998,6 +3000,7 @@ Page({
         th.confirm_quan_befor()
 
       }
+      return
     }
 
   },
diff --git a/packageE/pages/cart/cart2/cart2.js b/packageE/pages/cart/cart2/cart2.js
index b73986c..fac056c 100644
--- a/packageE/pages/cart/cart2/cart2.js
+++ b/packageE/pages/cart/cart2/cart2.js
@@ -7348,10 +7348,11 @@ Page({
   //默认选择优惠券
   def_coupon_fn_aft() {
     console.error('进入默认优惠券选择');
+
     let th = this;
     let first_entry = th.data.first_entry;
     console.error(first_entry);
-    if (first_entry > 0) {
+    if (first_entry > 0 || (th.data.cartlist && th.data.cartlist.length>1)) {
       return
     }
     first_entry += 1;
@@ -7362,7 +7363,10 @@ Page({
     let length2 = th.data.def_coupon2 ? th.data.def_coupon2.length : 0
     let length3 = th.data.def_coupon3 ? th.data.def_coupon3.length : 0
     let length4 = th.data.def_coupon4 ? th.data.def_coupon4.length : 0
-    let length = length1 + length2 + length3 + length4
+    let length = length1 + length2
+    if ((th.data.show_submit && th.data.is_b_now==1 && th.data.bn_exp_type==0) || (th.data.is_b_now==0 && th.data.cartlist && th.data.cartlist.length==1 && th.data.cartlist[0].exp_type==0)) {
+      length= length + length3 + length4
+    }
     console.error(length);
     if (length != 1) {
       return
@@ -7385,6 +7389,7 @@ Page({
           th.confirm_quan_befor()
         }
       }
+      return
     }
     if (length2 == 1) {
       console.error('优惠券2');
@@ -7401,6 +7406,7 @@ Page({
           th.confirm_quan_befor()
         }
       }
+      return
     }
     if (length3 == 1) {
       console.error('优惠券3');
@@ -7419,6 +7425,8 @@ Page({
         th.sele_quan_item_by_befor();
         th.confirm_quan_befor()
       }
+      return
+
     }
     if (length4 == 1) {
       console.error('优惠券4');
@@ -7438,6 +7446,7 @@ Page({
           th.confirm_quan_befor()
         }, 500);
       }
+      return
     }
 
   },
diff --git a/packageE/pages/cart/cart2_pt/cart2_pt.js b/packageE/pages/cart/cart2_pt/cart2_pt.js
index 4e24bf0..5af503d 100644
--- a/packageE/pages/cart/cart2_pt/cart2_pt.js
+++ b/packageE/pages/cart/cart2_pt/cart2_pt.js
@@ -2630,6 +2630,7 @@ Page({
           th.confirm_quan_befor()
         }
       }
+      return
     }
     if (length2 == 1) {
       console.error('优惠券2');
@@ -2647,6 +2648,7 @@ Page({
         }
 
       }
+      return
     }
     if (length3 == 1 && th.data.bn_exp_type == 0) {
       console.error('优惠券3');
@@ -2663,6 +2665,7 @@ Page({
         th.confirm_quan_befor()
 
       }
+      return
     }
 
   },
diff --git a/packageE/pages/cart/cart_wk/cart_wk.js b/packageE/pages/cart/cart_wk/cart_wk.js
index e3a9b59..878ca24 100644
--- a/packageE/pages/cart/cart_wk/cart_wk.js
+++ b/packageE/pages/cart/cart_wk/cart_wk.js
@@ -2145,6 +2145,7 @@ Page({
           th.confirm_quan_befor()
         }
       }
+      return
     }
     if (length2 == 1) {
       console.error('优惠券2');
@@ -2162,6 +2163,7 @@ Page({
         }
 
       }
+      return
     }
     if (length3 == 1 && th.data.exp_type == 0) {
       console.error('优惠券3');
@@ -2178,6 +2180,7 @@ Page({
         th.confirm_quan_befor()
 
       }
+      return
     }
 
   },