diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/CnareaController.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/CnareaController.java
new file mode 100644
index 00000000..1dac4d75
--- /dev/null
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/CnareaController.java
@@ -0,0 +1,81 @@
+package com.ruoyi.sip.controller;
+
+import com.ruoyi.common.core.controller.BaseController;
+import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.core.page.TableDataInfo;
+import com.ruoyi.sip.domain.Cnarea;
+import com.ruoyi.sip.service.ICnareaService;
+import org.springframework.web.bind.annotation.*;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import java.util.List;
+
+/**
+ * @Author ch
+ * @Desc 中国行政地区表(Cnarea)表控制层
+ * @Date 2025-05-15 14:37:24
+ */
+
+@RestController
+@RequestMapping("cnarea")
+public class CnareaController  extends BaseController {
+
+    @Autowired
+    private ICnareaService cnareaService;
+
+
+    @GetMapping("/list")
+    public TableDataInfo list(Cnarea cnarea) {
+        startPage();
+        List<Cnarea> list = cnareaService.queryAll(cnarea);
+        return getDataTable(list);
+    }
+
+    /**
+     * 下拉选择
+     * @param cnarea
+     * @return
+     */
+    @GetMapping("/select")
+    public AjaxResult listSelect(Cnarea cnarea) {
+        List<Cnarea> list = cnareaService.queryAll(cnarea);
+        return AjaxResult.success(list);
+    }
+
+
+    @GetMapping(value = "/{id}")
+    public AjaxResult getInfo(@PathVariable("id") String id) {
+        return AjaxResult.success(cnareaService.queryById(id));
+    }
+
+
+
+    @PostMapping("/insert")
+    public AjaxResult add(@RequestBody Cnarea cnarea) {
+        return toAjax(cnareaService.insert(cnarea));
+    }
+
+
+
+    @PutMapping("/update")
+    public AjaxResult edit(@RequestBody Cnarea cnarea) {
+        return toAjax(cnareaService.update(cnarea));
+    }
+
+
+
+    @DeleteMapping("/{id}")
+    public AjaxResult remove(@PathVariable("id") String id) {
+        return toAjax(cnareaService.deleteById(id));
+    }
+
+    /**
+     * 通过主键批量删除中国行政地区表
+     */
+
+    @DeleteMapping("/remove/batch/{ids}")
+    public AjaxResult batchRemove(@PathVariable("ids") String[] ids) {
+        return AjaxResult.success(cnareaService.batchRemove(ids));
+    }
+}
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/ExternalController.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/ExternalController.java
index ed9cabf4..103ec8b8 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/ExternalController.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/ExternalController.java
@@ -10,12 +10,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
-import javax.crypto.Cipher;
-import javax.crypto.spec.SecretKeySpec;
-import java.nio.charset.StandardCharsets;
-import java.time.Instant;
-import java.util.Base64;
-import java.util.Objects;
+
 
 /**
  * @author :   ch
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/domain/Cnarea.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/domain/Cnarea.java
new file mode 100644
index 00000000..e3cfa85e
--- /dev/null
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/domain/Cnarea.java
@@ -0,0 +1,77 @@
+package com.ruoyi.sip.domain;
+
+
+import lombok.Data;
+
+
+/**
+ * 中国行政地区表(Cnarea)实体类
+ *
+ * @author ch
+ * @since 2025-05-15 14:37:24
+ */
+@Data
+public class Cnarea {
+
+
+    private String id;
+    /**
+     * 层级
+     */
+
+    private String level;
+    /**
+     * 父级行政代码
+     */
+
+    private String parentCode;
+    /**
+     * 行政代码
+     */
+
+    private String areaCode;
+    /**
+     * 邮政编码
+     */
+
+    private String zipCode;
+    /**
+     * 区号
+     */
+
+    private String cityCode;
+    /**
+     * 名称
+     */
+
+    private String name;
+    /**
+     * 简称
+     */
+
+    private String shortName;
+    /**
+     * 组合名
+     */
+
+    private String mergerName;
+    /**
+     * 拼音
+     */
+
+    private String pinyin;
+    /**
+     * 经度
+     */
+
+    private Double lng;
+    /**
+     * 纬度
+     */
+
+    private Double lat;
+
+}
+
+
+                            
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/CnareaMapper.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/CnareaMapper.java
new file mode 100644
index 00000000..f5981051
--- /dev/null
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/CnareaMapper.java
@@ -0,0 +1,49 @@
+package com.ruoyi.sip.mapper;
+
+import com.ruoyi.sip.domain.Cnarea;
+
+import java.util.List;
+
+/**
+ * @Author ch
+ * @Desc 中国行政地区表(Cnarea)表数据库访问层
+ * @Date 2025-05-15 14:37:24
+ */
+public interface CnareaMapper {
+
+    /**
+     * 通过实体作为筛选条件查询
+     *
+     * @param cnarea 实例对象
+     * @return 对象列表
+     */
+    List<Cnarea> queryAll(Cnarea cnarea);
+
+    /**
+     * 根据ID查详情
+     */
+    Cnarea queryById(String id);
+
+
+    /**
+     * 新增数据
+     */
+    int insert(Cnarea cnarea);
+
+
+    /**
+     * 修改数据
+     */
+    int update(Cnarea cnarea);
+
+    /**
+     * 通过主键删除数据
+     */
+    int deleteById(String id);
+
+    /**
+     * 通过id批量删除中国行政地区表
+     */
+    int batchRemove(String[] ids);
+
+}
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/ICnareaService.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/ICnareaService.java
new file mode 100644
index 00000000..624e9783
--- /dev/null
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/ICnareaService.java
@@ -0,0 +1,48 @@
+package com.ruoyi.sip.service;
+
+import com.ruoyi.sip.domain.Cnarea;
+
+import java.util.List;
+
+/**
+ * @Author ch
+ * @Desc 中国行政地区表(Cnarea)表服务接口
+ * @Date 2025-05-15 14:37:24
+ */
+public interface ICnareaService {
+
+    /**
+     * 通过实体作为筛选条件查询
+     */
+    List<Cnarea> queryAll(Cnarea cnarea);
+
+
+    /**
+     * 根据ID查详情
+     */
+    Cnarea queryById(String id);
+
+    /**
+     * 新增数据
+     */
+    int insert(Cnarea cnarea);
+
+    /**
+     * 修改数据
+     */
+    int update(Cnarea cnarea);
+
+    /**
+     * 通过主键删除数据
+     */
+    int deleteById(String id);
+
+    /**
+     * 通过id批量删除中国行政地区表
+     */
+    int batchRemove(String[] ids);
+
+}
+
+
+                            
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/CnareaServiceImpl.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/CnareaServiceImpl.java
new file mode 100644
index 00000000..0509eb64
--- /dev/null
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/CnareaServiceImpl.java
@@ -0,0 +1,75 @@
+package com.ruoyi.sip.service.impl;
+
+import com.ruoyi.common.utils.CacheUtils;
+import com.ruoyi.sip.domain.Cnarea;
+import com.ruoyi.sip.mapper.CnareaMapper;
+import com.ruoyi.sip.service.ICnareaService;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * @Author ch
+ * @Desc 中国行政地区表(Cnarea)表服务实现类
+ * @Date 2025-05-15 14:37:24
+ */
+
+@Service
+public class CnareaServiceImpl implements ICnareaService {
+
+    @Resource
+    private CnareaMapper cnareaMapper;
+
+
+    /**
+     * 查询列表数据
+     *
+     * @param cnarea 实例对象
+     * @return 对象列表
+     */
+    @Override
+    public List<Cnarea> queryAll(Cnarea cnarea) {
+        if (CacheUtils.get(cnarea.getParentCode()) != null) {
+            return (List<Cnarea>) CacheUtils.get(cnarea.getParentCode());
+        }
+        List<Cnarea> dataList = cnareaMapper.queryAll(cnarea);
+        CacheUtils.put(cnarea.getParentCode(), dataList);
+        return dataList;
+    }
+
+    @Override
+    public Cnarea queryById(String id) {
+        return cnareaMapper.queryById(id);
+    }
+
+
+    @Override
+    public int insert(Cnarea cnarea) {
+        return cnareaMapper.insert(cnarea);
+    }
+
+
+    @Override
+    public int update(Cnarea cnarea) {
+        return cnareaMapper.update(cnarea);
+    }
+
+
+    @Override
+    public int deleteById(String id) {
+        return cnareaMapper.deleteById(id);
+    }
+
+    /**
+     * 通过id批量删除中国行政地区表
+     */
+    @Override
+    public int batchRemove(String[] ids) {
+        return cnareaMapper.batchRemove(ids);
+    }
+
+}
+
+
+