diff --git a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/DeviceInfo.java b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/DeviceInfo.java
index 8f168ba..b248292 100644
--- a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/DeviceInfo.java
+++ b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/DeviceInfo.java
@@ -1,14 +1,17 @@
 package org.dromara.demo.domain;
 
-import org.dromara.common.tenant.core.TenantEntity;
-import com.baomidou.mybatisplus.annotation.*;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableLogic;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
-import java.util.Date;
-import com.fasterxml.jackson.annotation.JsonFormat;
+import org.dromara.common.tenant.core.TenantEntity;
 import org.springframework.format.annotation.DateTimeFormat;
 
 import java.io.Serial;
+import java.util.Date;
 
 /**
  * 设备信息对象 device_info
@@ -70,6 +73,11 @@ public class DeviceInfo extends TenantEntity {
      */
     private String testSubstance;
 
+    /**
+     * 监理公司
+     */
+    private String superviseCompany;
+
     /**
      * 状态
      */
diff --git a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/vo/DeviceInfoVo.java b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/vo/DeviceInfoVo.java
index 4834c12..6d28a21 100644
--- a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/vo/DeviceInfoVo.java
+++ b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/domain/vo/DeviceInfoVo.java
@@ -94,5 +94,7 @@ public class DeviceInfoVo implements Serializable {
     @ExcelProperty(value = "状态")
     private String status;
 
+    @ExcelProperty(value = "监理公司")
+    private String superviseCompany;
 
 }