diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/controller/admin/CarModelController.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/controller/admin/CarModelController.java
index 022bab19..22155098 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/controller/admin/CarModelController.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/controller/admin/CarModelController.java
@@ -2,9 +2,7 @@ package cn.iocoder.yudao.module.custom.controller.admin;
 
 import cn.iocoder.yudao.module.custom.entity.CarModel;
 import cn.iocoder.yudao.module.custom.service.CarModelService;
-import cn.iocoder.yudao.module.custom.vo.CarMainRespVO;
-import cn.iocoder.yudao.module.custom.vo.CarModelReqVO;
-import cn.iocoder.yudao.module.custom.vo.CarModelRespVO;
+import cn.iocoder.yudao.module.custom.vo.*;
 import cn.iocoder.yudao.module.custom.vo.CarModelReqVO;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -137,8 +135,7 @@ public class CarModelController {
     @GetMapping("/export-excel")
     @Operation(summary = "导出车辆品牌型号 Excel")
     @PreAuthorize("@ss.hasPermission('base:car-model:export')")
-    @ApiAccessLog(operateType = EXPORT)
-    public void exportCarModelExcel(CarModelReqVO pageReqVO,
+    public void searchBrand(CarModelReqVO pageReqVO,
               HttpServletResponse response) throws IOException {
         pageReqVO.setPageSize(PageParam.PAGE_SIZE_NONE);
         List<CarModelRespVO> list = carModelService.getCarModelPage(pageReqVO).getRecords();
@@ -146,4 +143,19 @@ public class CarModelController {
         ExcelUtils.write(response, "车辆品牌型号.xls", "数据", CarModelRespVO.class, list);
     }
 
+    /**
+     * 筛选品牌型号
+     *
+     * @param reqVO
+     * @return
+     */
+    @PostMapping("/searchBrand")
+    @Operation(summary = "筛选品牌型号")
+    @PreAuthorize("@ss.hasPermission('base:car-main:query')")
+    @Parameter(name = "id", description = "编号", required = true, example = "1024")
+    public CommonResult<List<CascaderOptionsVO>> searchBrand(@RequestBody CarModelReqVO reqVO) {
+        List<CascaderOptionsVO> result = carModelService.searchBrand(reqVO);
+        return success(result);
+    }
+
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarBrandMapper.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarBrandMapper.java
index ac5256f8..7e6a70b0 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarBrandMapper.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarBrandMapper.java
@@ -3,15 +3,15 @@ package cn.iocoder.yudao.module.custom.mapper;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.module.custom.entity.CarBrand;
 import cn.iocoder.yudao.module.custom.entity.CarMain;
-import cn.iocoder.yudao.module.custom.vo.CarBrandReqVO;
-import cn.iocoder.yudao.module.custom.vo.CarBrandRespVO;
-import cn.iocoder.yudao.module.custom.vo.CarMainRespVO;
+import cn.iocoder.yudao.module.custom.vo.*;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 
+import java.util.List;
+
 /**
  * 车辆品牌维护 Mapper
  *
@@ -22,4 +22,6 @@ public interface CarBrandMapper extends BaseMapper<CarBrand> {
 
     IPage<CarBrandRespVO> findPage(Page<CarBrandReqVO> page,@Param("dto") CarBrandReqVO reqVO);
 
+    List<CascaderOptionsVO> searchBrand(@Param("dto") CarBrandReqVO reqVO);
+
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarModelMapper.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarModelMapper.java
index cadbceb9..e798b5e3 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarModelMapper.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/mapper/CarModelMapper.java
@@ -3,16 +3,15 @@ package cn.iocoder.yudao.module.custom.mapper;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.module.custom.entity.CarMain;
 import cn.iocoder.yudao.module.custom.entity.CarModel;
-import cn.iocoder.yudao.module.custom.vo.CarMainReqVO;
-import cn.iocoder.yudao.module.custom.vo.CarMainRespVO;
-import cn.iocoder.yudao.module.custom.vo.CarModelReqVO;
-import cn.iocoder.yudao.module.custom.vo.CarModelRespVO;
+import cn.iocoder.yudao.module.custom.vo.*;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 
+import java.util.List;
+
 /**
  * 车辆品牌型号 Mapper
  *
@@ -25,5 +24,11 @@ public interface CarModelMapper extends BaseMapper<CarModel> {
 
     IPage<CarModelRespVO> getCarModelPageByBrandId(Page<CarModelReqVO> page, @Param("dto") CarModelReqVO reqVO);
 
+    List<CascaderOptionsVO> searchModelByBrandid(@Param("dto") CarModelReqVO reqVO);
+
+//    List<CarModelRespVO> searchModel(@Param("dto") CarModelReqVO reqVO);
+
+
+
 
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/CarModelService.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/CarModelService.java
index d40cc39b..ba97f098 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/CarModelService.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/CarModelService.java
@@ -6,8 +6,12 @@ import cn.iocoder.yudao.module.custom.entity.CarModel;
 import cn.iocoder.yudao.module.custom.vo.CarModelReqVO;
 import cn.iocoder.yudao.module.custom.vo.CarModelReqVO;
 import cn.iocoder.yudao.module.custom.vo.CarModelRespVO;
+import cn.iocoder.yudao.module.custom.vo.CascaderOptionsVO;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.IService;
+import org.springframework.web.bind.annotation.RequestBody;
+
+import java.util.List;
 
 /**
  * 车辆品牌型号 Service 接口
@@ -62,4 +66,12 @@ public interface CarModelService extends IService<CarModel> {
      */
     IPage<CarModelRespVO> getCarModelPageByBrandId(CarModelReqVO pageReqVO);
 
+    /**
+     * 筛选品牌型号
+     *
+     * @param reqVO
+     * @return
+     */
+    List<CascaderOptionsVO> searchBrand(CarModelReqVO reqVO);
+
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/impl/CarModelServiceImpl.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/impl/CarModelServiceImpl.java
index 9c6908fe..6d3a5605 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/impl/CarModelServiceImpl.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/service/impl/CarModelServiceImpl.java
@@ -1,7 +1,10 @@
 package cn.iocoder.yudao.module.custom.service.impl;
 
+import cn.hutool.core.util.ObjectUtil;
+import cn.iocoder.yudao.module.custom.entity.CarBrand;
 import cn.iocoder.yudao.module.custom.entity.CarMain;
 import cn.iocoder.yudao.module.custom.entity.CarModel;
+import cn.iocoder.yudao.module.custom.mapper.CarBrandMapper;
 import cn.iocoder.yudao.module.custom.mapper.CarModelMapper;
 import cn.iocoder.yudao.module.custom.service.CarModelService;
 import cn.iocoder.yudao.module.custom.vo.*;
@@ -9,6 +12,7 @@ import cn.iocoder.yudao.module.custom.vo.CarModelReqVO;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import javax.annotation.Resource;
 import org.springframework.validation.annotation.Validated;
@@ -16,6 +20,8 @@ import org.springframework.validation.annotation.Validated;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.UUID;
 
 /**
@@ -27,6 +33,9 @@ import java.util.UUID;
 @Validated
 public class CarModelServiceImpl extends ServiceImpl<CarModelMapper, CarModel> implements CarModelService {
 
+    @Autowired
+    CarBrandMapper carBrandMapper;
+
     @Override
     public String createCarModel(CarModelReqVO createReqVO) {
         // 插入
@@ -71,4 +80,68 @@ public class CarModelServiceImpl extends ServiceImpl<CarModelMapper, CarModel> i
         return baseMapper.findPage(page,pageReqVO);
     }
 
+    @Override
+    public List<CascaderOptionsVO> searchBrand(CarModelReqVO reqVO) {
+
+
+//        if (ObjectUtil.isNotEmpty(reqVO.getModelName() ) && !"".equals(reqVO.getModelName()) ){
+            //有筛选的情况要根据条件查出相关父项品牌和所有子项型号，加入result。仅展示关联父项
+            CarBrandReqVO brandQuery = new CarBrandReqVO();
+            brandQuery.setBrandName(reqVO.getModelName());
+            List<CascaderOptionsVO> nameResult = carBrandMapper.searchBrand(brandQuery);
+
+
+
+//            CarBrandReqVO brandQueryAbbName = new CarBrandReqVO();
+//            brandQueryAbbName.setAbbName(reqVO.getModelName());
+//
+//            List<CarBrandRespVO> brands = carBrandMapper.searchBrand(brandQueryAbbName);
+////            result.addAll(getChildModel(brands));
+//
+//
+//
+//            CarModelReqVO modelQueryModelName = new CarModelReqVO();
+//            modelQueryModelName.setModelName(reqVO.getModelName());
+//            baseMapper.searchModel(modelQueryModelName);
+//
+//            CarModelReqVO modelQueryAbbName = new CarModelReqVO();
+//            modelQueryAbbName.setAbbName(reqVO.getModelName());
+//            baseMapper.searchModel(modelQueryAbbName);
+
+
+
+//        }else {
+//            //无筛选的情况要查出所有父项品牌，然后根据id加入其下所有子项型号
+//
+//            //取所有品牌
+//            List<CarBrandRespVO> brands = carBrandMapper.searchBrand(new CarBrandReqVO());
+//            //根据父级品牌集合取所有的型号子选项
+////            result = getChildModel(brands);
+//
+//        }
+
+        return getChildModel(nameResult,reqVO.getModelName());
+    }
+
+    /**
+     * 根据父级品牌集合取所有的型号子选项
+     *
+     * @param brands
+     * @return
+     */
+    private List<CascaderOptionsVO> getChildModel(List<CascaderOptionsVO> brands,String name){
+        //遍历父级数据
+        for (CascaderOptionsVO brandItem: brands) {
+            CarModelReqVO query = new CarModelReqVO();
+            query.setBrandId(brandItem.getValue());
+            query.setModelName(name);
+            //取品牌下属型号选项
+            List<CascaderOptionsVO> models = baseMapper.searchModelByBrandid(query);
+            //父级数据拼装
+            brandItem.setChildren(models);
+
+        }
+        return brands;
+    }
+
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelReqVO.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelReqVO.java
index 1781f598..7ecf2663 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelReqVO.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelReqVO.java
@@ -44,4 +44,5 @@ public class CarModelReqVO extends PageParam {
 
 
 
+
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelRespVO.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelRespVO.java
index f9d47bd4..20348a6a 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelRespVO.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CarModelRespVO.java
@@ -17,4 +17,9 @@ public class CarModelRespVO extends CarModel {
     @ExcelProperty("创建时间")
     private LocalDateTime createTime;
 
+//    /**
+//     * 车辆品牌型号选项
+//     */
+//    List<CascaderOptionsVO> modelOptions;
+
 }
\ No newline at end of file
diff --git a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CascaderOptionsVO.java b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CascaderOptionsVO.java
index 4fa1f9e9..f84aa352 100644
--- a/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CascaderOptionsVO.java
+++ b/dl-module-base/src/main/java/cn/iocoder/yudao/module/custom/vo/CascaderOptionsVO.java
@@ -1,2 +1,29 @@
-package cn.iocoder.yudao.module.custom.vo;public class CascaderOptionsVO {
+package cn.iocoder.yudao.module.custom.vo;
+
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+@Schema(description = "级联选择器选项")
+public class CascaderOptionsVO {
+    /**
+     * 选项值
+     */
+    private String value;
+    /**
+     * 选项名
+     */
+    private String label;
+    /**
+     * 选项子项
+     */
+    List<CascaderOptionsVO> children;
+    /**
+     * 懒加载：是否为叶子节点 0父 1子
+     */
+    int leaf;
+
 }
diff --git a/dl-module-base/src/main/resources/mapper/custom/CarBrandMapper.xml b/dl-module-base/src/main/resources/mapper/custom/CarBrandMapper.xml
index 7b2ebd87..7eec2559 100644
--- a/dl-module-base/src/main/resources/mapper/custom/CarBrandMapper.xml
+++ b/dl-module-base/src/main/resources/mapper/custom/CarBrandMapper.xml
@@ -54,4 +54,22 @@
             tbcb.create_time DESC
     </select>
 
+    <select id="searchBrand" resultType="cn.iocoder.yudao.module.custom.vo.CascaderOptionsVO">
+        SELECT
+            main.brand_name AS 'label',
+            main.id AS 'value',
+            '0' AS 'leaf'
+        FROM
+            base_car_brand main
+                LEFT JOIN base_car_model tbcm ON main.id = tbcm.brand_id
+        WHERE
+            main.deleted = '0'
+            AND tbcm.deleted = '0'
+        <if test="dto.brandName != null and dto.brandName != ''">
+            AND CONCAT( '',main.brand_name, tbcm.model_name, main.abb_name, tbcm.abb_name ) LIKE CONCAT('%',#{dto.brandName},'%')
+        </if>
+        GROUP BY
+            main.id
+    </select>
+
 </mapper>
\ No newline at end of file
diff --git a/dl-module-base/src/main/resources/mapper/custom/CarModelMapper.xml b/dl-module-base/src/main/resources/mapper/custom/CarModelMapper.xml
index 120d79a5..d9cf8579 100644
--- a/dl-module-base/src/main/resources/mapper/custom/CarModelMapper.xml
+++ b/dl-module-base/src/main/resources/mapper/custom/CarModelMapper.xml
@@ -68,4 +68,46 @@
               tbcmod.sort DESC
     </select>
 
+    <select id="searchModelByBrandid" resultType="cn.iocoder.yudao.module.custom.vo.CascaderOptionsVO">
+        SELECT
+            main.model_name AS 'label',
+            main.id AS 'value',
+            '1' AS 'leaf'
+        FROM
+            base_car_model main
+        WHERE
+            main.deleted = '0'
+        <if test="dto.modelName != null and dto.modelName != ''">
+          AND CONCAT( '', main.model_name, main.abb_name ) LIKE CONCAT('%',#{dto.modelName},'%')
+        </if>
+          AND main.brand_id = #{dto.brandId}
+        GROUP BY
+            main.id
+    </select>
+
+    <select id="searchModel" resultType="cn.iocoder.yudao.module.custom.vo.CarModelRespVO">
+        SELECT
+        <include refid="baseCarModelColumn"></include>
+        FROM `base_car_model` tbcmod
+        WHERE
+            tbcmod.deleted = 0
+        <if test="dto.brandId != null and dto.brandId != ''">
+            AND tbcmod.brand_id = #{dto.brandId}
+        </if>
+        <if test="dto.modelName != null and dto.modelName != ''">
+            AND tbcmod.model_name LIKE CONCAT('%',#{dto.modelName},'%')
+        </if>
+        <if test="dto.modelValue != null and dto.modelValue != ''">
+            AND tbcmod.model_value = #{dto.modelValue}
+        </if>
+        <if test="dto.remark != null and dto.remark != ''">
+            AND tbcmod.remark LIKE CONCAT('%',#{dto.remark},'%')
+        </if>
+        <if test="dto.abbName != null and dto.abbName != ''">
+            AND tbcmod.abb_name LIKE CONCAT('%',#{dto.abbName},'%')
+        </if>
+        ORDER BY
+              tbcmod.sort DESC
+    </select>
+
 </mapper>
\ No newline at end of file