diff --git a/adc-da-slrs/src/main/resources/mybatis/mapper/sarBussionessStand/SarBussionessStandMapper.xml b/adc-da-slrs/src/main/resources/mybatis/mapper/sarBussionessStand/SarBussionessStandMapper.xml
index 4470935c..9e477888 100644
--- a/adc-da-slrs/src/main/resources/mybatis/mapper/sarBussionessStand/SarBussionessStandMapper.xml
+++ b/adc-da-slrs/src/main/resources/mybatis/mapper/sarBussionessStand/SarBussionessStandMapper.xml
@@ -347,7 +347,7 @@
     </select>
 
     <select id="getStandInfoByReviseStatus" resultMap="BaseResultMap" parameterType="java.lang.String">
-        select LPAD(MAX(DISTINCT CAST(STAND_SN AS decimal(9)))+1, 3, 0) AS newStandSn from sar_bussioness_stand
+        select LPAD(MAX(DISTINCT CAST(STAND_SN AS decimal(9)))+1, 4, 0) AS newStandSn from sar_bussioness_stand
         where revise_status = #{value} and valid_flag=0
 
     </select>