diff --git a/src/main/resources/mappers/basic/TbProjectMapper.xml b/src/main/resources/mappers/basic/TbProjectMapper.xml
index be28aec..c76cae2 100644
--- a/src/main/resources/mappers/basic/TbProjectMapper.xml
+++ b/src/main/resources/mappers/basic/TbProjectMapper.xml
@@ -36,21 +36,9 @@
         </trim>
     </insert>
     <update id="updateTbProject">
-        update tb_project
-        <trim prefix="SET" suffixOverrides=",">
-            <if test="departId != null">depart_id = #{departId},</if>
-            <if test="proName != null">pro_name = #{proName},</if>
-            <if test="voltageLevel != null">voltage_level = #{voltageLevel},</if>
-            <if test="lineLength != null">line_length = #{lineLength},</if>
-            <if test="planStartTime != null">plan_start_time = #{planStartTime},</if>
-            <if test="planEndTime != null">plan_end_time = #{planEndTime},</if>
-            <if test="lon != null">lon = #{lon},</if>
-            <if test="lat != null">lat = #{lat},</if>
-            <if test="address != null">address = #{address},</if>
-            <if test="proStatus != null">pro_status = #{proStatus},</if>
-            <if test="updateUserId != null">update_user_id = #{updateUserId},</if>
-            update_time = now()
-        </trim>
+        update tb_project set depart_id = #{departId},pro_name = #{proName},voltage_level = #{voltageLevel},
+        line_length = #{lineLength},plan_start_time = #{planStartTime},plan_end_time = #{planEndTime},lon = #{lon},
+        lat = #{lat},address = #{address},pro_status = #{proStatus},update_user_id = #{updateUserId},update_time = now()
         where id = #{id}
     </update>
     <delete id="delTbProject">
@@ -87,6 +75,7 @@
                 #{item}
             </foreach>
         </if>
+        ORDER BY tp.update_time desc
     </select>
     <select id="getTbProjectById" resultType="com.bonus.digitalSignage.basic.vo.TbProjectVo">
         select tp.id as id,depart_id as departId,tp.pro_name as proName,tp.voltage_level as voltageLevel,tp.line_length as lineLength,