diff --git a/src/main/java/com/service/ClassifyInfoService.java b/src/main/java/com/service/ClassifyInfoService.java
new file mode 100644
index 0000000..564696c
--- /dev/null
+++ b/src/main/java/com/service/ClassifyInfoService.java
@@ -0,0 +1,66 @@
+package com.example.service;
+
+import cn.hutool.json.JSONUtil;
+import com.example.dao.ClassifyInfoDao;
+import com.example.dao.SubClassifyInfoDao;
+import com.example.vo.SubClassifyInfoVo;
+import org.springframework.stereotype.Service;
+import com.example.entity.ClassifyInfo;
+import com.example.entity.AuthorityInfo;
+import com.example.entity.Account;
+import com.example.vo.ClassifyInfoVo;
+
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+import java.util.Date;
+import java.util.List;
+
+@Service
+public class ClassifyInfoService {
+
+    @Resource
+    private ClassifyInfoDao classifyInfoDao;
+
+    @Resource
+    private SubClassifyInfoDao subClassifyInfoDao;
+
+    public ClassifyInfo add(ClassifyInfo classifyInfo) {
+        classifyInfoDao.insertSelective(classifyInfo);
+        return classifyInfo;
+    }
+
+    public void delete(Long id) {
+        classifyInfoDao.deleteByPrimaryKey(id);
+    }
+
+    public void update(ClassifyInfo classifyInfo) {
+        classifyInfoDao.updateByPrimaryKeySelective(classifyInfo);
+    }
+
+    public ClassifyInfo findById(Long id) {
+        return classifyInfoDao.selectByPrimaryKey(id);
+    }
+
+    public List<ClassifyInfoVo> findAll() {
+        List<ClassifyInfoVo> all = classifyInfoDao.findByName("all");
+        for (ClassifyInfoVo classifyInfoVo : all) {
+            List<SubClassifyInfoVo> subList = subClassifyInfoDao.findByClassifyId(classifyInfoVo.getId());
+            classifyInfoVo.setSubList(subList);
+        }
+        return all;
+    }
+
+    public PageInfo<ClassifyInfoVo> findPage(String name, Integer pageNum, Integer pageSize, HttpServletRequest request) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<ClassifyInfoVo> all = findAllPage(request, name);
+        return PageInfo.of(all);
+    }
+
+    public List<ClassifyInfoVo> findAllPage(HttpServletRequest request, String name) {
+		return classifyInfoDao.findByName(name);
+    }
+
+}