diff --git a/jsowell-common/src/main/java/com/jsowell/common/util/id/IdUtils.java b/jsowell-common/src/main/java/com/jsowell/common/util/id/IdUtils.java
index 56f13ea4e..3e6fe7f35 100644
--- a/jsowell-common/src/main/java/com/jsowell/common/util/id/IdUtils.java
+++ b/jsowell-common/src/main/java/com/jsowell/common/util/id/IdUtils.java
@@ -87,7 +87,13 @@ public class IdUtils {
     public static String generateTransactionCode(String pileConnectorCode) {
         String timeNow = DateUtils.dateTimeNow(DateUtils.YYMMDDHHMMSS);
         // 随机生成一个四位整数
-        String randomNumber = RandomUtil.getRandomNumberStr(4);
+        String randomNumber = null;
+        if (pileConnectorCode.length() < 14) {
+            randomNumber = RandomUtil.getRandomNumberStr(8);
+        } else {
+            randomNumber = RandomUtil.getRandomNumberStr(4);
+        }
+
         return pileConnectorCode + timeNow + randomNumber;
     }