diff --git a/bonus-modules/bonus-material-mall/src/main/resources/mapper/material/device/DevInfoMapper.xml b/bonus-modules/bonus-material-mall/src/main/resources/mapper/material/device/DevInfoMapper.xml
index 5b60308..093359a 100644
--- a/bonus-modules/bonus-material-mall/src/main/resources/mapper/material/device/DevInfoMapper.xml
+++ b/bonus-modules/bonus-material-mall/src/main/resources/mapper/material/device/DevInfoMapper.xml
@@ -133,7 +133,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             </if>
             <if test="description != null  and description != ''"> and d.description = #{description}</if>
             <if test="gpsCode != null  and gpsCode != ''"> and d.gps_code = #{gpsCode}</if>
-            <if test="companyId != null "> and d.own_co = #{companyId}</if>
+            <if test="companyId != null and companyId ！= ''"> and d.own_co = #{companyId}</if>
             <if test="specification != null "> and d.specification = #{specification}</if>
             <if test="deposit != null "> and d.deposit = #{deposit}</if>
             <if test="startTime != null and endTime != null">