diff --git a/src/main/java/com/service/SubClassifyInfoService.java b/src/main/java/com/service/SubClassifyInfoService.java
new file mode 100644
index 0000000..79709a3
--- /dev/null
+++ b/src/main/java/com/service/SubClassifyInfoService.java
@@ -0,0 +1,56 @@
+package com.example.service;
+
+import cn.hutool.json.JSONUtil;
+import com.example.dao.SubClassifyInfoDao;
+import org.springframework.stereotype.Service;
+import com.example.entity.SubClassifyInfo;
+import com.example.entity.AuthorityInfo;
+import com.example.entity.Account;
+import com.example.vo.SubClassifyInfoVo;
+
+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 SubClassifyInfoService {
+
+    @Resource
+    private SubClassifyInfoDao subClassifyInfoDao;
+
+    public SubClassifyInfo add(SubClassifyInfo subClassifyInfo) {
+        subClassifyInfoDao.insertSelective(subClassifyInfo);
+        return subClassifyInfo;
+    }
+
+    public void delete(Long id) {
+        subClassifyInfoDao.deleteByPrimaryKey(id);
+    }
+
+    public void update(SubClassifyInfo subClassifyInfo) {
+        subClassifyInfoDao.updateByPrimaryKeySelective(subClassifyInfo);
+    }
+
+    public SubClassifyInfo findById(Long id) {
+        return subClassifyInfoDao.selectByPrimaryKey(id);
+    }
+
+    public List<SubClassifyInfoVo> findAll() {
+        return subClassifyInfoDao.findByName("all");
+    }
+
+    public PageInfo<SubClassifyInfoVo> findPage(String name, Integer pageNum, Integer pageSize, HttpServletRequest request) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<SubClassifyInfoVo> all = findAllPage(request, name);
+        return PageInfo.of(all);
+    }
+
+    public List<SubClassifyInfoVo> findAllPage(HttpServletRequest request, String name) {
+		return subClassifyInfoDao.findByName(name);
+    }
+
+}