diff --git a/admin/src/main/java/com/jinrui/reference/admin/controller/IndustryController.java b/admin/src/main/java/com/jinrui/reference/admin/controller/IndustryController.java
index 79f5f0f..64b67a7 100644
--- a/admin/src/main/java/com/jinrui/reference/admin/controller/IndustryController.java
+++ b/admin/src/main/java/com/jinrui/reference/admin/controller/IndustryController.java
@@ -94,6 +94,7 @@ public class IndustryController {
      */
     @GetMapping
     public PageObject<IndustryVO> queryIndustry(@RequestHeader("auth-token") String token,
+    								  @RequestParam(value = "parentId", required = false, defaultValue = "-1") long parentId,
                                       @RequestParam(value = "keyword", required = false) String keyword,
                                       @RequestParam(value = "page", required = false, defaultValue = "1") int page,
                                       @RequestParam(value = "size", required = false, defaultValue = "10") int size,
@@ -123,7 +124,7 @@ public class IndustryController {
             return PageObject.failedPage(500, "服务端错误，请联系系统管理员!");
         }
 
-        return industryService.queryIndustry(keyword, page, size, orderBy, direction);
+        return industryService.queryIndustry(parentId, keyword, page, size, orderBy, direction);
     }
 
 }
diff --git a/core/src/main/java/com/jinrui/reference/core/mapper/IndustryMapper.java b/core/src/main/java/com/jinrui/reference/core/mapper/IndustryMapper.java
index 06e23db..9b071fb 100644
--- a/core/src/main/java/com/jinrui/reference/core/mapper/IndustryMapper.java
+++ b/core/src/main/java/com/jinrui/reference/core/mapper/IndustryMapper.java
@@ -69,8 +69,11 @@ public interface IndustryMapper {
 	@Select("<script>" +
 	        "select * from industry" +
 	        "<where>" +
+            "<if test=\"parentId != null\">" +
+            "parent_id = #{parentId} " +
+            "</if>" +
 	        "<if test=\"keyword != null and !keyword.isEmpty()\">" +
-	        "primay_name like concat('%', #{keyword}, '%') or secondary_name like concat('%', #{keyword}, '%') " +
+	        "and primay_name like concat('%', #{keyword}, '%') or secondary_name like concat('%', #{keyword}, '%') " +
 	        "</if>" +
 	        "</where>" +
 	        "order by tag.${orderBy} " +
@@ -78,5 +81,5 @@ public interface IndustryMapper {
 	        "desc" +
 	        "</if>" +
 	        "</script>")
-	List<Industry> queryIndustry(@Param("keyword") String keyword, @Param("orderBy") String orderBy, @Param("direction") String direction);
+	List<Industry> queryIndustry(@Param("parentId") Long parentId, @Param("keyword") String keyword, @Param("orderBy") String orderBy, @Param("direction") String direction);
 }
diff --git a/core/src/main/java/com/jinrui/reference/core/service/IndustryService.java b/core/src/main/java/com/jinrui/reference/core/service/IndustryService.java
index 5cecf8b..1c2d565 100644
--- a/core/src/main/java/com/jinrui/reference/core/service/IndustryService.java
+++ b/core/src/main/java/com/jinrui/reference/core/service/IndustryService.java
@@ -72,7 +72,7 @@ public class IndustryService {
      * @param size         分页参数 当前页长度 默认10条
      * @return 标签搜索结果
      */
-    public PageObject<IndustryVO> queryIndustry(String keyword,int page, int size, String orderBy, String direction) {
+    public PageObject<IndustryVO> queryIndustry(long parentId, String keyword,int page, int size, String orderBy, String direction) {
         if (StringUtils.hasText(orderBy)) {
             switch (orderBy) {
                 case "updateTime": {
@@ -88,7 +88,13 @@ public class IndustryService {
 
         List<Industry> industrys;
         try {
-        	industrys = industryMapper.queryIndustry(keyword, orderBy, direction);
+        	if (parentId == -1) {
+            	industrys = industryMapper.queryIndustry(null, keyword, orderBy, direction);
+        	} else {
+            	industrys = industryMapper.queryIndustry(parentId, keyword, orderBy, direction);
+
+        	}
+
         } catch (Exception e) {
             log.error("搜索行业分类出错!", e);
             return PageObject.failedPage(500, "服务端错误，请联系系统管理员!");