diff --git a/dk-modules/system/src/main/java/org/dromara/system/controller/system/SysDepartBoundaryController.java b/dk-modules/system/src/main/java/org/dromara/system/controller/system/SysDepartBoundaryController.java
index 4618445..a123090 100644
--- a/dk-modules/system/src/main/java/org/dromara/system/controller/system/SysDepartBoundaryController.java
+++ b/dk-modules/system/src/main/java/org/dromara/system/controller/system/SysDepartBoundaryController.java
@@ -6,6 +6,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.domain.R;
+import org.dromara.common.idempotent.annotation.RepeatSubmit;
 import org.dromara.common.mybatis.core.page.PageQuery;
 import org.dromara.common.mybatis.core.page.TableDataInfo;
 import org.dromara.common.web.core.BaseController;
@@ -58,6 +59,7 @@ public class SysDepartBoundaryController extends BaseController {
      * 解析shp文件
      * @return
      */
+    @RepeatSubmit()
     @Operation(summary ="新增部门区域",description = "新增部门区域(areaType: 0：市级 1：区级(县) 2：镇级(街道) 3：村级)")
     @RequestMapping(value = "/{areaType}/{parentId}/upload", method = RequestMethod.POST)
     public R<Void> uploadShpFile(@RequestParam("file") MultipartFile file,
@@ -67,6 +69,20 @@ public class SysDepartBoundaryController extends BaseController {
     }
 
 
+    /**
+     * 根据经纬度查询部门信息
+     * @param lat、lng
+     * @return
+     */
+    @Operation(summary ="根据经纬度查询部门信息",description = "根据经纬度查询部门信息")
+    @GetMapping(value = "/location/list")
+    public R<List<SysDepartBoundary>> listDepartBoundaryByLngAndLat(@RequestParam("lat") Double lat,
+                                                                      @RequestParam("lng") Double lng) {
+        List<SysDepartBoundary> listJson = departBoundaryService.listDepartBoundaryByLngAndLat(lng,lat);
+        return R.ok(listJson);
+    }
+
+
     /**
      * 通过id删除
      *
diff --git a/dk-modules/system/src/main/java/org/dromara/system/domain/SysDepartBoundary.java b/dk-modules/system/src/main/java/org/dromara/system/domain/SysDepartBoundary.java
index 7398145..c1abc95 100644
--- a/dk-modules/system/src/main/java/org/dromara/system/domain/SysDepartBoundary.java
+++ b/dk-modules/system/src/main/java/org/dromara/system/domain/SysDepartBoundary.java
@@ -23,7 +23,7 @@ public class SysDepartBoundary extends BaseEntity {
 
 	/**ID*/
 	@TableId(type = IdType.AUTO)
-	private String id;
+	private Long id;
 
 	/**机构ID*/
 	private Long deptId;
@@ -42,6 +42,11 @@ public class SysDepartBoundary extends BaseEntity {
 	 */
 	private Integer areaType;
 
+    /**
+     * 父类id
+     */
+    private Long parentId;
+
 	/**删除状态（0，正常，1已删除）*/
 	private String delFlag;
 
diff --git a/dk-modules/system/src/main/java/org/dromara/system/mapper/SysDepartBoundaryMapper.java b/dk-modules/system/src/main/java/org/dromara/system/mapper/SysDepartBoundaryMapper.java
index 01ed7fd..e075336 100644
--- a/dk-modules/system/src/main/java/org/dromara/system/mapper/SysDepartBoundaryMapper.java
+++ b/dk-modules/system/src/main/java/org/dromara/system/mapper/SysDepartBoundaryMapper.java
@@ -26,4 +26,5 @@ public interface SysDepartBoundaryMapper extends BaseMapper<SysDepartBoundary> {
 
     String listJson(@Param("deptId") String deptId);
 
+    List<SysDepartBoundary> listDepartBoundaryByLngAndLat(@Param("lng") Double lng,@Param("lat") Double lat);
 }
diff --git a/dk-modules/system/src/main/java/org/dromara/system/service/ISysDepartBoundaryService.java b/dk-modules/system/src/main/java/org/dromara/system/service/ISysDepartBoundaryService.java
index 71e5c5a..44861bb 100644
--- a/dk-modules/system/src/main/java/org/dromara/system/service/ISysDepartBoundaryService.java
+++ b/dk-modules/system/src/main/java/org/dromara/system/service/ISysDepartBoundaryService.java
@@ -22,11 +22,13 @@ public interface ISysDepartBoundaryService extends IService<SysDepartBoundary>{
 
     boolean uploadShpFile(MultipartFile file,Integer areaType,Long parentId);
 
-    boolean deleteDepartBoundary(String id);
+    boolean deleteDepartBoundary(String deptId);
 
     boolean updateDepartBoundary(SysDepartBoundary departBoundary);
 
     boolean addDepartBoundary(SysDepartBoundary departBoundary);
 
     List<SysDepartBoundaryBo> listJson(SysDepartBoundary departBoundary);
+
+    List<SysDepartBoundary> listDepartBoundaryByLngAndLat(Double lng, Double lat);
 }
diff --git a/dk-modules/system/src/main/java/org/dromara/system/service/impl/SysDepartBoundaryServiceImpl.java b/dk-modules/system/src/main/java/org/dromara/system/service/impl/SysDepartBoundaryServiceImpl.java
index 410c2de..c569c5d 100644
--- a/dk-modules/system/src/main/java/org/dromara/system/service/impl/SysDepartBoundaryServiceImpl.java
+++ b/dk-modules/system/src/main/java/org/dromara/system/service/impl/SysDepartBoundaryServiceImpl.java
@@ -1,6 +1,7 @@
 package org.dromara.system.service.impl;
 
 import cn.hutool.core.util.ObjectUtil;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -20,6 +21,7 @@ import org.dromara.system.service.ISysDepartBoundaryService;
 import org.dromara.system.service.ISysDeptService;
 import org.dromara.system.service.ISysVectorDictService;
 import org.dromara.system.utils.BatchProcessorUtil;
+import org.dromara.system.utils.KmlParserUtil;
 import org.dromara.system.utils.KmzParserUtil;
 import org.dromara.system.utils.ShpAnalysisUtil;
 import org.dromara.common.core.exception.ServiceException;
@@ -104,8 +106,11 @@ public class SysDepartBoundaryServiceImpl extends ServiceImpl<SysDepartBoundaryM
 
             //1、首先调用解析工具拿到解析的字段集合
             if (file.getOriginalFilename().endsWith(".zip")) {
+
                 mapList = ShpAnalysisUtil.analysisShpFile(file.getInputStream());
+
             } else if (file.getOriginalFilename().endsWith(".kmz") || file.getOriginalFilename().endsWith(".ovkmz")) {
+
                 List<KmzResult> kmzResults = KmzParserUtil.parseKmz(file.getInputStream());
 
                 List<Map<String, String>> kmzList = new ArrayList<>();
@@ -120,9 +125,11 @@ public class SysDepartBoundaryServiceImpl extends ServiceImpl<SysDepartBoundaryM
                     kmzList.add(map);
                 });
                 mapList = kmzList;
-            }
+            } else if (file.getOriginalFilename().endsWith(".kml") || file.getOriginalFilename().endsWith(".ovkml")) {
 
+                mapList = KmlParserUtil.parseKml(file.getInputStream());
 
+            }
             // 3. 构建字典map
             List<SysVectorDict> fieldsInfoList =  vectorDictService.listVectorField();
 
@@ -219,16 +226,31 @@ public class SysDepartBoundaryServiceImpl extends ServiceImpl<SysDepartBoundaryM
        return List.of(child,parent);
     }
 
+    /**
+     * 根据经纬度查询部门信息
+     * @param lng
+     * @param lat
+     * @return
+     */
+    @Override
+    public List<SysDepartBoundary> listDepartBoundaryByLngAndLat(Double lng, Double lat) {
+
+        return this.baseMapper.listDepartBoundaryByLngAndLat(lng,lat);
+    }
+
     @Override
-    public boolean deleteDepartBoundary(String id) {
-        SysDepartBoundary departBoundary = this.baseMapper.selectById(id);
+    public boolean deleteDepartBoundary(String deptId) {
+        LambdaQueryWrapper<SysDepartBoundary> wrapper = new LambdaQueryWrapper<>();
+        wrapper.eq(SysDepartBoundary::getDeptId,deptId);
+
+        List<SysDepartBoundary> sysDepartBoundaries = this.baseMapper.selectList(wrapper);
 
-        if (ObjectUtil.isEmpty(departBoundary)) {
+        if (ObjectUtil.isEmpty(sysDepartBoundaries)) {
             throw new ServiceException("实体不存在!");
         }
 
 
-        return this.baseMapper.deleteById(departBoundary.getId())>0;
+        return this.baseMapper.deleteByIds(sysDepartBoundaries.stream().map(SysDepartBoundary::getId).distinct().toList())>0;
     }
 
 
@@ -277,6 +299,7 @@ public class SysDepartBoundaryServiceImpl extends ServiceImpl<SysDepartBoundaryM
     }
 
     private void createBoundary(SysDepartBoundary businessDepartBoundary, Map<String, List<Map<String, Object>>> namePathMap, String divisionName, Integer areaType, Long parentId) {
+        businessDepartBoundary.setParentId(parentId);
         //判断是否存在表中,在表中更新部门区域中的部门id信息
         if (ObjectUtil.isNotEmpty(namePathMap.get(divisionName))){
             Map<String, Object> objectMap = namePathMap.get(divisionName).get(0);
diff --git a/dk-modules/system/src/main/java/org/dromara/system/utils/KmlParserUtil.java b/dk-modules/system/src/main/java/org/dromara/system/utils/KmlParserUtil.java
new file mode 100644
index 0000000..b1a8767
--- /dev/null
+++ b/dk-modules/system/src/main/java/org/dromara/system/utils/KmlParserUtil.java
@@ -0,0 +1,140 @@
+package org.dromara.system.utils;
+
+import cn.hutool.core.util.ObjectUtil;
+
+import java.io.*;
+import java.util.*;
+
+/**
+ * KML文件解析器
+ * KML是Google Earth使用的标记语言格式
+ */
+public class KmlParserUtil {
+
+    /**
+     * 从KML内容中提取所有Placemark数据
+     *
+     * @param kmlContent KML内容
+     * @return 包含name和coordinates的Map列表
+     */
+    public static List<Map<String, String>> extractPlacemarks(String kmlContent) {
+        List<Map<String, String>> placemarkList = new ArrayList<>();
+        int startIndex = 0;
+
+        while (true) {
+            // 查找Placemark开始标签
+            int startPlacemark = kmlContent.indexOf("<Placemark>", startIndex);
+            if (startPlacemark == -1) {
+                break;
+            }
+
+            // 查找Placemark结束标签
+            int endPlacemark = kmlContent.indexOf("</Placemark>", startPlacemark);
+            if (endPlacemark == -1) {
+                break;
+            }
+
+            // 提取当前Placemark的内容
+            String placemarkContent = kmlContent.substring(startPlacemark, endPlacemark + "</Placemark>".length());
+
+            // 提取name
+            String name = "";
+            int nameStart = placemarkContent.indexOf("<name>");
+            int nameEnd = placemarkContent.indexOf("</name>");
+            if (nameStart != -1 && nameEnd != -1) {
+                name = placemarkContent.substring(nameStart + "<name>".length(), nameEnd).trim();
+            }
+
+            // 提取coordinates
+            String coordinates = "";
+            int coordStart = placemarkContent.indexOf("<coordinates>");
+            int coordEnd = placemarkContent.indexOf("</coordinates>");
+            if (coordStart != -1 && coordEnd != -1) {
+                coordinates = placemarkContent.substring(coordStart + "<coordinates>".length(), coordEnd).trim();
+            }
+
+            //提取<Data name ="name">
+            if (ObjectUtil.isEmpty(name)){
+                int dataStart = placemarkContent.indexOf("Data name =\"name\"");
+                if (dataStart != -1) {
+                    int valueStart = placemarkContent.indexOf("<value>", dataStart);
+                    int valueEnd = placemarkContent.indexOf("</value>", valueStart);
+                    if (valueStart != -1 && valueEnd != -1) {
+                        name = placemarkContent.substring(valueStart + "<value>".length(), valueEnd).trim();
+                    }
+                }
+            }
+
+
+            // 创建Map并添加到列表
+            Map<String, String> placemarkMap = new HashMap<>();
+            placemarkMap.put("XZQMC", name);
+
+            String wkt = convertToWKT(coordinates);
+
+            placemarkMap.put("the_geom", wkt);
+
+            placemarkList.add(placemarkMap);
+
+            // 更新搜索起始位置
+            startIndex = endPlacemark + "</Placemark>".length();
+        }
+
+        return placemarkList;
+    }
+
+    /**
+     * 将坐标字符串转换为WKT（Well-Known Text）格式
+     *
+     * @param coordinates 坐标字符串
+     * @return WKT格式的字符串
+     */
+    public static String convertToWKT(String coordinates) {
+        if (coordinates == null || coordinates.trim().isEmpty()) {
+            return "";
+        }
+
+        // 构建WKT格式的多边形
+        StringBuilder wkt = new StringBuilder("POLYGON((");
+        String[] coordPairs = coordinates.trim().split("\\s+");
+
+        // 处理每个坐标对
+        for (int i = 0; i < coordPairs.length; i++) {
+            String[] coords = coordPairs[i].split(",");
+            if (coords.length >= 2) {
+                wkt.append(coords[0]).append(" ").append(coords[1]);
+                if (i < coordPairs.length - 1) {
+                    wkt.append(", ");
+                }
+            }
+        }
+
+        wkt.append("))");
+
+        StringBuffer polygonSb = new StringBuffer("GEOMETRYCOLLECTION(");
+        polygonSb.append(wkt);
+        polygonSb.append(")");
+
+        return polygonSb.toString();
+    }
+
+    /**
+     * 解析KML文件的主方法
+     *
+     * @param inputStream KML文件的输入流
+     * @return 包含name和coordinates的Map列表
+     * @throws IOException 如果文件读取或处理过程中发生错误
+     */
+    public static List<Map<String, String>> parseKml(InputStream inputStream) throws IOException {
+        try (BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream))) {
+            StringBuilder kmlContent = new StringBuilder();
+            String line;
+            while ((line = reader.readLine()) != null) {
+                kmlContent.append(line).append("\n");
+            }
+            return extractPlacemarks(kmlContent.toString());
+        }
+    }
+}
+
+
diff --git a/dk-modules/system/src/main/resources/mapper/system/SysDepartBoundaryMapper.xml b/dk-modules/system/src/main/resources/mapper/system/SysDepartBoundaryMapper.xml
index 822c8f9..c4cb403 100644
--- a/dk-modules/system/src/main/resources/mapper/system/SysDepartBoundaryMapper.xml
+++ b/dk-modules/system/src/main/resources/mapper/system/SysDepartBoundaryMapper.xml
@@ -3,27 +3,52 @@
 <mapper namespace="org.dromara.system.mapper.SysDepartBoundaryMapper">
     <select id="listSysDepartBoundary" resultType="org.dromara.system.domain.SysDepartBoundary">
         SELECT
-            db.id,
-            db.dept_id,
-            db.dept_name,
-            db.type,
-            db.name_path,
-            CONCAT(
-                REPLACE ( REPLACE ( REPLACE ( REPLACE ( ST_AsText ( db.boundary ), 'GEOMETRYCOLLECTION(POLYGON((', '[[' ), ')))', ']]' ), ',', '],[' ), ' ', ',' )
-            ) AS boundary,
-            db.create_by,
-            db.create_time
+        t.*,
+        (
+        SELECT
+        JSON_OBJECT(
+        'type', 'FeatureCollection',
+        'features', COALESCE (
+        JSON_ARRAYAGG(
+        JSON_OBJECT(
+        'type', 'Feature',
+        'properties', JSON_OBJECT(
+        'deptId', l.dept_id,
+        'deptName', l.dept_name,
+        'name', l.name_path,
+        'community_name', l.name_path
+        ),
+        'geometry', ST_AsGeoJSON(l.boundary)
+        )
+        ),
+        JSON_ARRAY()  -- 如果没有数据，则返回空数组
+        )
+        ) AS landCategoriesJson
         FROM
-        sys_depart_boundary db
-                LEft JOIN sys_dept d on db.dept_id =  d.dept_id
+        sys_depart_boundary l
+        WHERE
+        l.dept_id = t.dept_id
+        ) AS boundary
+        FROM
+        (
+        SELECT
+        dept_id,
+        MAX(dept_name) AS dept_name,
+        area_type,
+        MAX(name_path) as name_path,
+        MAX(create_time) AS create_time
+        FROM
+        sys_depart_boundary
+        GROUP BY
+        dept_id, area_type
+        ) t
         <where>
-            <if test="condition.deptId != null and condition.deptId != ''">
-                and (db.dept_id = #{condition.deptId} or d.parent_id = #{condition.deptId})
-            </if>
             <if test="condition.namePath != null and condition.namePath != ''">
-                and db.name_path like  concat(concat('%',#{condition.namePath}),'%')
+                and t.name_path like  concat(concat('%',#{condition.namePath}),'%')
+            </if>
+            <if test="condition.deptName != null and condition.deptName != ''">
+                and t.dept_name like  concat(concat('%',#{condition.deptName}),'%')
             </if>
-
         </where>
     </select>
 
@@ -33,7 +58,7 @@
         db.id,
         db.dept_id,
         db.dept_name,
-        db.type,
+        db.area_type,
         db.name_path,
         CONCAT(
             REPLACE ( REPLACE ( REPLACE ( REPLACE ( ST_AsText ( db.boundary ), 'GEOMETRYCOLLECTION(POLYGON((', '[[' ), ')))', ']]' ), ',', '],[' ), ' ', ',' )
@@ -62,7 +87,7 @@
             db.id,
             db.dept_id,
             db.dept_name,
-            db.type,
+            db.area_type,
             db.name_path,
             CONCAT(
                     REPLACE ( REPLACE ( REPLACE ( REPLACE ( ST_AsText ( db.boundary ), 'GEOMETRYCOLLECTION(POLYGON((', '[[' ), ')))', ']]' ), ',', '],[' ), ' ', ',' )
@@ -82,6 +107,7 @@
         name_path,
         boundary,
         area_type,
+        parent_id,
         create_by,
         create_time,
         update_by,
@@ -95,6 +121,7 @@
             #{item.namePath},
             ST_GeomFromText(#{item.boundary}),
              #{item.areaType},
+            #{item.parentId},
             #{item.createBy},
             #{item.createTime},
             #{item.updateBy},
@@ -135,4 +162,17 @@
             d.dept_id = #{deptId}
     </select>
 
+    <select id="listDepartBoundaryByLngAndLat" resultType="org.dromara.system.domain.SysDepartBoundary">
+        select
+        db.id,
+        db.dept_id,
+        db.dept_name,
+        db.area_type,
+        db.name_path
+        FROM
+        sys_depart_boundary db
+        WHERE   ST_Contains(db.boundary, ST_GeomFromText(CONCAT('POINT(', #{lng}, ' ', #{lat}, ')')))
+        ORDER BY area_type
+    </select>
+
 </mapper>