diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/home/ColumnTreeController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/home/ColumnTreeController.java
index 4855117..f3edb96 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/home/ColumnTreeController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/home/ColumnTreeController.java
@@ -2,6 +2,7 @@ package com.ruoyi.web.controller.home;
 
 import cn.hutool.core.convert.Convert;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
 import com.github.pagehelper.PageInfo;
 import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.R;
@@ -109,7 +110,7 @@ public class ColumnTreeController extends BaseController {
         }
         columnQueryWrapper.orderByAsc(SysColumn::getOrderNum);
         List<SysColumn> columns = columnService.list(columnQueryWrapper);
-        if (columns.isEmpty() && StringUtils.isEmpty(columnId)) {
+        if (columns.isEmpty() && Objects.isNull(columnId)) {
             columnQueryWrapper.clear();
             columnQueryWrapper.eq(SysColumn::getColumnId, id)
                     .eq(SysColumn::getStatus, STATUS)
@@ -120,10 +121,9 @@ public class ColumnTreeController extends BaseController {
             SysSpecialVo sysSpecialVo = new SysSpecialVo();
             sysSpecialVo.setColumnId(column.getColumnId());
             sysSpecialVo.setColumnName(column.getColumnName());
-            SysSpecial sysSpecial = new SysSpecial();
-            sysSpecial.setStatus(STATUS);
-            sysSpecial.setColumnId(column.getColumnId());
-            List<SysSpecial> specialList = specialService.selectSysSpecialList(sysSpecial);
+            List<SysSpecial> specialList = specialService.lambdaQuery()
+                .eq(SysSpecial::getColumnId, column.getColumnId())
+                .eq(SysSpecial::getStatus, STATUS).list();
             sysSpecialVo.setSysSpecials(specialList);
             sysSpecialVos.add(sysSpecialVo);
         });
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSpecialMapper.java b/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSpecialMapper.java
index e15e2ce..7651d9b 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSpecialMapper.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSpecialMapper.java
@@ -1,5 +1,6 @@
 package com.ruoyi.system.mapper;
 
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.ruoyi.system.domain.SysSpecial;
 
 import java.util.List;
@@ -7,7 +8,7 @@ import java.util.List;
 /**
  * @author wangxy
  */
-public interface SysSpecialMapper {
+public interface SysSpecialMapper extends BaseMapper<SysSpecial> {
 
 
     /**
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSpecialService.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSpecialService.java
index 8e58f5f..22df087 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSpecialService.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSpecialService.java
@@ -1,5 +1,6 @@
 package com.ruoyi.system.service;
 
+import com.baomidou.mybatisplus.extension.service.IService;
 import com.ruoyi.system.domain.SysSpecial;
 
 import java.util.List;
@@ -7,7 +8,7 @@ import java.util.List;
 /**
  * @author wangxy
  */
-public interface ISysSpecialService {
+public interface ISysSpecialService extends IService<SysSpecial> {
 
 
     /**
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSpecialServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSpecialServiceImpl.java
index a2cc691..7cd7d2b 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSpecialServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSpecialServiceImpl.java
@@ -1,5 +1,6 @@
 package com.ruoyi.system.service.impl;
 
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.ruoyi.common.core.text.Convert;
 import com.ruoyi.system.domain.SysSpecial;
 import com.ruoyi.system.mapper.SysSpecialMapper;
@@ -15,7 +16,7 @@ import java.util.List;
  */
 @Service
 @Transactional
-public class SysSpecialServiceImpl implements ISysSpecialService {
+public class SysSpecialServiceImpl extends ServiceImpl<SysSpecialMapper, SysSpecial>  implements ISysSpecialService {
 
     @Autowired
     private SysSpecialMapper specialMapper;