diff --git a/src/main/resources/mapper/mudu/ASafeXcrwMdMapper.xml b/src/main/resources/mapper/mudu/ASafeXcrwMdMapper.xml
index 93b4a9a..7a3fc64 100644
--- a/src/main/resources/mapper/mudu/ASafeXcrwMdMapper.xml
+++ b/src/main/resources/mapper/mudu/ASafeXcrwMdMapper.xml
@@ -14,6 +14,7 @@
                 and qybh = #{req.qybh}
             </if>
         </where>
+        order by rksj desc limit 1
 
     </select>