<if test="param2.entrustName != null and param2.entrustName != ''">
AND ( a.entrust_name like CONCAT(CONCAT('%', #{param2.entrustName}), '%') or a.entrust_no like CONCAT(CONCAT('%', #{param2.entrustName}), '%') or b.material_name like CONCAT(CONCAT('%', #{param2.entrustName}), '%'))
</if>
+ <if test="param2.entrustNo != null and param2.entrustNo != ''">
+ AND a.entrust_no like CONCAT(CONCAT('%', #{param2.entrustNo}), '%')