diff --git a/main/java/shjh/jhzj7/fi/fi/plugin/operate/RecBillSaveOperation.java b/main/java/shjh/jhzj7/fi/fi/plugin/operate/RecBillSaveOperation.java
index d0d56d3..f3d494b 100644
--- a/main/java/shjh/jhzj7/fi/fi/plugin/operate/RecBillSaveOperation.java
+++ b/main/java/shjh/jhzj7/fi/fi/plugin/operate/RecBillSaveOperation.java
@@ -634,7 +634,7 @@ public class RecBillSaveOperation extends AbstractOperationServicePlugIn impleme
             } else {
                 //3.规则生单未配置客户——>取收款入账中心客户
                 QFilter customerFilter = new QFilter("name", QCP.equals, oppunit);
-                customerFilter.and(new QFilter("group.name",QCP.not_equals,"员工"));
+                customerFilter.and(new QFilter("group.name", QCP.not_equals, "员工"));
                 //可用状态
                 customerFilter.and(new QFilter("enable", QCP.equals, "1"));
                 DynamicObject[] bd_customer = BusinessDataServiceHelper.load("bd_customer", "id,name", customerFilter.toArray());
@@ -647,28 +647,36 @@ public class RecBillSaveOperation extends AbstractOperationServicePlugIn impleme
                         exitCustomerArray = true;
                     } else {
                         //存在多个客户，判断组织编码companyNumber是否在客户基础资料客户组5分录中的销售公司编码中配置
+                        List<DynamicObject> matchingCustomers = new ArrayList<>();
+
                         for (int i = 0; i < bd_customer.length; i++) {
                             Set<String> numberSet = new HashSet<>();
                             DynamicObject customer = BusinessDataServiceHelper.loadSingle(bd_customer[i].getPkValue(), "bd_customer");
-                            if (customer!=null){
+                            if (customer != null) {
                                 DynamicObjectCollection dynamicObjectCollection = customer.getDynamicObjectCollection("shjh_entry_five");
                                 if (dynamicObjectCollection != null && dynamicObjectCollection.size() != 0) {
                                     for (DynamicObject item : dynamicObjectCollection) {
                                         String saleCompanyNum = item.getString("shjh_salecompanynum");
-                                        if (saleCompanyNum!=null && !"".equals(saleCompanyNum)){
+                                        if (saleCompanyNum != null && !"".equals(saleCompanyNum)) {
                                             numberSet.add(saleCompanyNum);
                                         }
                                     }
-                                    if (numberSet.contains(companyNumber)){
-                                        bill.set("payer", bd_customer[i].getPkValue()); //付款人id
-                                        bill.set("payernumber", bd_customer[i].getString("number")); //付款人编码
-                                        bill.set("payername", bd_customer[i].getString("name")); //付款人名称
-                                        exitCustomerArray = true;
-                                        break;
+                                    if (numberSet.contains(companyNumber)) {
+                                        matchingCustomers.add(bd_customer[i]);
                                     }
                                 }
                             }
                         }
+                        // 处理匹配结果
+                        if (matchingCustomers.size() == 1) {
+                            // 只有一个客户匹配，使用该客户
+                            bill.set("payer", matchingCustomers.get(0).getPkValue());
+                            bill.set("payernumber", matchingCustomers.get(0).getString("number"));
+                            bill.set("payername", matchingCustomers.get(0).getString("name"));
+                            exitCustomerArray = true;
+                        }
+                        // 多个客户都匹配，使用规则4的默认客户
+                        // 没有客户匹配，保持原样（将触发规则4处理）
                     }
                 }
                 if (!exitCustomerArray) {