diff --git a/inquiry-api/jeecg-module-inquiry/src/main/java/org/jeecg/modules/inquiry/service/impl/InquiryResponseTimeoutServiceImpl.java b/inquiry-api/jeecg-module-inquiry/src/main/java/org/jeecg/modules/inquiry/service/impl/InquiryResponseTimeoutServiceImpl.java
index 34fd36b..0fbd44b 100644
--- a/inquiry-api/jeecg-module-inquiry/src/main/java/org/jeecg/modules/inquiry/service/impl/InquiryResponseTimeoutServiceImpl.java
+++ b/inquiry-api/jeecg-module-inquiry/src/main/java/org/jeecg/modules/inquiry/service/impl/InquiryResponseTimeoutServiceImpl.java
@@ -41,6 +41,7 @@ public class InquiryResponseTimeoutServiceImpl
     private static final Map<String, String> ID_TO_TIMEOUT_CODE = new LinkedHashMap<>();
 
     static {
+        // 陆运产品仅保留 4 项运输分类（与线路解耦）；旧逗号写法一次性纠偏
         LAND_PRODUCT_TYPE_RENAMES.put(
                 "普件，中港、东南亚常用线路/常规车型",
                 "普件(东南亚、中港常用线路/常规车型)");
@@ -50,12 +51,6 @@ public class InquiryResponseTimeoutServiceImpl
         LAND_PRODUCT_TYPE_RENAMES.put(
                 "普件，中亚、中欧、东南亚涉及境外段清派等特殊要求",
                 "普件(东南亚、中亚、中欧涉及境外段清派等特殊要求)");
-        LAND_PRODUCT_TYPE_RENAMES.put(
-                "普件，常用线路/常规车型",
-                "普件(常用线路/常规车型)");
-        LAND_PRODUCT_TYPE_RENAMES.put(
-                "普件，非常用线路/临时线路/特种车型",
-                "普件(非常用线路/临时线路/特种车型)");
 
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000001", "air_sales");
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000002", "air_route");
@@ -63,19 +58,11 @@ public class InquiryResponseTimeoutServiceImpl
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000004", "land_sales");
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000005", "sea_product_ptp");
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000006", "sea_product_other");
+        // 陆运产品运输分类 4 项（编码沿用 land_hk_*，勿再按线路拆 ltl/city/sea）
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000007", "land_hk_common");
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000008", "land_hk_cross");
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000009", "land_hk_special");
         ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000010", "land_hk_express");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000011", "land_ltl_common");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000012", "land_ltl_special");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000013", "land_ltl_express");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000014", "land_city_common");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000015", "land_city_special");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000016", "land_city_express");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000017", "land_sea_common");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000018", "land_sea_special");
-        ID_TO_TIMEOUT_CODE.put("rt100000000000000000000000000019", "land_sea_express");
     }
 
     /** 本进程内只纠偏一次，避免每次打开系统设置都打 UPDATE */
diff --git a/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_code_v1.sql b/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_code_v1.sql
index 96a8bb7..fc5001d 100644
--- a/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_code_v1.sql
+++ b/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_code_v1.sql
@@ -19,15 +19,7 @@ UPDATE `inq_response_timeout` SET `timeout_code`='land_hk_common' WHERE `id`='rt
 UPDATE `inq_response_timeout` SET `timeout_code`='land_hk_cross' WHERE `id`='rt100000000000000000000000000008' AND (`timeout_code` IS NULL OR `timeout_code`='');
 UPDATE `inq_response_timeout` SET `timeout_code`='land_hk_special' WHERE `id`='rt100000000000000000000000000009' AND (`timeout_code` IS NULL OR `timeout_code`='');
 UPDATE `inq_response_timeout` SET `timeout_code`='land_hk_express' WHERE `id`='rt100000000000000000000000000010' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_ltl_common' WHERE `id`='rt100000000000000000000000000011' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_ltl_special' WHERE `id`='rt100000000000000000000000000012' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_ltl_express' WHERE `id`='rt100000000000000000000000000013' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_city_common' WHERE `id`='rt100000000000000000000000000014' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_city_special' WHERE `id`='rt100000000000000000000000000015' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_city_express' WHERE `id`='rt100000000000000000000000000016' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_sea_common' WHERE `id`='rt100000000000000000000000000017' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_sea_special' WHERE `id`='rt100000000000000000000000000018' AND (`timeout_code` IS NULL OR `timeout_code`='');
-UPDATE `inq_response_timeout` SET `timeout_code`='land_sea_express' WHERE `id`='rt100000000000000000000000000019' AND (`timeout_code` IS NULL OR `timeout_code`='');
+-- 陆运产品仅 4 项；ltl/city/sea 重复行已由 migration_inq_response_timeout_land_class_v2.sql 删除
 
 -- 3) 唯一索引（列已全部非空后再建；若仍有 NULL 会失败）
 UPDATE `inq_response_timeout` SET `timeout_code`=CONCAT('rt_', `id`) WHERE `timeout_code` IS NULL OR `timeout_code`='';
diff --git a/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_land_class_v2.sql b/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_land_class_v2.sql
new file mode 100644
index 0000000..217ecfa
--- /dev/null
+++ b/inquiry-api/jeecg-module-inquiry/src/main/resources/db/migration_inq_response_timeout_land_class_v2.sql
@@ -0,0 +1,59 @@
+-- 陆运产品运输分类：只保留产品确认的 4 项，删除按线路重复的 ltl/city/sea 共 9 条。
+-- 保留 land_hk_common / land_hk_cross / land_hk_special / land_hk_express，清空 route_category（分类与线路解耦）。
+-- 仅改 inquiry_robot；幂等可重复执行。
+
+SET NAMES utf8mb4;
+
+-- 1) 删除按线路拆开的重复产品行
+DELETE FROM `inq_response_timeout`
+ WHERE `timeout_code` IN (
+   'land_ltl_common','land_ltl_special','land_ltl_express',
+   'land_city_common','land_city_special','land_city_express',
+   'land_sea_common','land_sea_special','land_sea_express'
+ );
+
+DELETE FROM `inq_response_timeout`
+ WHERE `id` IN (
+   'rt100000000000000000000000000011',
+   'rt100000000000000000000000000012',
+   'rt100000000000000000000000000013',
+   'rt100000000000000000000000000014',
+   'rt100000000000000000000000000015',
+   'rt100000000000000000000000000016',
+   'rt100000000000000000000000000017',
+   'rt100000000000000000000000000018',
+   'rt100000000000000000000000000019'
+ );
+
+-- 2) 保留的 4 项：分类与线路解耦，route_category 置空；文案对齐产品确认
+UPDATE `inq_response_timeout`
+   SET `route_category`='',
+       `transport_type`='普件(东南亚、中港常用线路/常规车型)',
+       `update_by`='system',
+       `update_time`=NOW()
+ WHERE `id`='rt100000000000000000000000000007'
+    OR `timeout_code`='land_hk_common';
+
+UPDATE `inq_response_timeout`
+   SET `route_category`='',
+       `transport_type`='普件(东南亚、中亚、中欧涉及国内+国外段)',
+       `update_by`='system',
+       `update_time`=NOW()
+ WHERE `id`='rt100000000000000000000000000008'
+    OR `timeout_code`='land_hk_cross';
+
+UPDATE `inq_response_timeout`
+   SET `route_category`='',
+       `transport_type`='普件(东南亚、中亚、中欧涉及境外段清派等特殊要求)',
+       `update_by`='system',
+       `update_time`=NOW()
+ WHERE `id`='rt100000000000000000000000000009'
+    OR `timeout_code`='land_hk_special';
+
+UPDATE `inq_response_timeout`
+   SET `route_category`='',
+       `transport_type`='急件',
+       `update_by`='system',
+       `update_time`=NOW()
+ WHERE `id`='rt100000000000000000000000000010'
+    OR `timeout_code`='land_hk_express';
diff --git a/inquiry-backend/src/views/inquiry/systemSetting/index.vue b/inquiry-backend/src/views/inquiry/systemSetting/index.vue
index f209d76..a3d3d85 100644
--- a/inquiry-backend/src/views/inquiry/systemSetting/index.vue
+++ b/inquiry-backend/src/views/inquiry/systemSetting/index.vue
@@ -4,7 +4,7 @@
  * 海运 / 空运 / 陆运同页自上而下分块展示，只允许改超时小时；无增删、无 Tab。
  * 「编码」= timeoutCode，每条唯一（如 sea_sales / land_hk_express），供智能体单码调用；只读。
  * roleCode（销售/产品）仅为角色维度，可重复，不是调用主键。
- * 不展示线路类别（维度仍在主账，仅后台列表隐藏）。
+ * 陆运产品运输分类仅 4 项（与线路解耦）；不展示线路类别。
  * 数据来自主账 inq_response_timeout；本页不做工单超时判定。
  */
 import { computed, onMounted, ref } from 'vue';