diff --git a/src_core/com/tenwa/voucher/CreateVoucherProcess/InsertCustomerHistoryInfo.java b/src_core/com/tenwa/voucher/CreateVoucherProcess/InsertCustomerHistoryInfo.java
index c01f05b43..abdf2118a 100644
--- a/src_core/com/tenwa/voucher/CreateVoucherProcess/InsertCustomerHistoryInfo.java
+++ b/src_core/com/tenwa/voucher/CreateVoucherProcess/InsertCustomerHistoryInfo.java
@@ -336,16 +336,22 @@ public class InsertCustomerHistoryInfo {
                     "select '' as customerid,cf.name as customername,cf.CERTTYPE,cf.certid,'共同承租人' as customertype,'' as customer_num,cf.FLOWUNID,cf.PROJECT_ID from customer_family_temp cf where cf.FLOWUNID = '" + flowunid + "'\n";
             List<Map<String, String>> customerinfo =  conn.executeQuery(sql);
 
-            String certid = "";
 
-            List<Map<String, String>> cfinfo = new ArrayList<>();
+            String certids = "";
+
+            for (int i = 0; i < customerinfo.size(); i++) {
+                if(customerinfo.size()==i+1){
+                    certids = certids+"'"+customerinfo.get(i).get("certid")+"'";
+                }else {
+                    certids = certids+"'"+customerinfo.get(i).get("certid")+"'"+",";
+                }
+            }
 
             //避免项目的历史客户信息重复录入
-            for (int i = customerinfo.size()-1; i >= 0; i--) {
-                String cfsql = "select id from customer_history_info_temp where certid <> '"+customerinfo.get(i).get("certid")+"' and flowunid = '"+customerinfo.get(i).get("flowunid")+"'";
-                 cfinfo =  conn.executeQuery(cfsql);
+            String cfsql = "select id from customer_history_info_temp where certid not in ("+certids+") and flowunid = '"+flowunid+"'";
+            List<Map<String, String>> cfinfo =  conn.executeQuery(cfsql);
+
 
-            }
 
             if(cfinfo.size()>0){
                 for (int i = 0; i < cfinfo.size(); i++) {