diff --git a/app.py b/app.py
index 427d63d..5ff80d4 100644
--- a/app.py
+++ b/app.py
@@ -160,4 +160,4 @@ if __name__ == '__main__':
     port = int(os.environ.get('DEPLOY_RUN_PORT', os.environ.get('PORT', 5000)))
     log_info(f'启动服务器：http://localhost:{port}', 'app')
     log_info(f'数据库：{os.environ.get("DB_HOST", "haoslm2.xicp.net")}:{os.environ.get("DB_PORT", "10216")}', 'app')
-    app.run(host='0.0.0.0', port=port, debug=True)
+    app.run(host='0.0.0.0', port=port, debug=True)
\ No newline at end of file
diff --git a/lib/field_mapping.py b/lib/field_mapping.py
index ad5693b..a87ee6e 100644
--- a/lib/field_mapping.py
+++ b/lib/field_mapping.py
@@ -173,6 +173,10 @@ FIELD_MAPPING = {
     # 自定义计算字段（虚拟字段）
     'custom_service_fee': '自定义服务费(元)',
     'total_amount': '实收金额(元)',
+    
+    # 车辆信息（从 t_car 表关联）
+    'car_bus_path': '公交线路',
+    'car_sn': '车辆编码',
 }
 
 # 获取字段中文名称
diff --git a/lib/report_generator.py b/lib/report_generator.py
index a632b45..0b41630 100644
--- a/lib/report_generator.py
+++ b/lib/report_generator.py
@@ -340,9 +340,9 @@ def generate_daily_report(config_id, start_time=None, end_time=None):
         report_date = start_time.strftime('%Y-%m-%d')
         delete_old_history(config_id, report_date, config['split_type'], config['split_value'])
         
-        # 构建查询SQL - 过滤掉虚拟字段（时段电量、自定义服务费、实收金额等）
-        # 虚拟字段不是数据库表中的实际字段，需要动态计算
-        VIRTUAL_FIELDS = {'sharp_electricity', 'peak_electricity', 'flat_electricity', 'valley_electricity', 'custom_service_fee', 'total_amount'}
+        # 构建查询SQL - 过滤掉虚拟字段（时段电量、自定义服务费、实收金额、车辆信息等）
+        # 虚拟字段不是数据库表中的实际字段，需要动态计算或关联查询
+        VIRTUAL_FIELDS = {'sharp_electricity', 'peak_electricity', 'flat_electricity', 'valley_electricity', 'custom_service_fee', 'total_amount', 'car_bus_path', 'car_sn'}
         db_fields = [f for f in selected_fields if f not in VIRTUAL_FIELDS]
         
         # 确保 charge_degree 总是被查询（用于计算总电量）
@@ -357,6 +357,11 @@ def generate_daily_report(config_id, start_time=None, end_time=None):
         if 'order_no' not in db_fields:
             db_fields.append('order_no')
         
+        # 如果选择了车辆信息字段，需要确保查询 charge_vin（用于关联 t_car 表）
+        need_car_info = 'car_bus_path' in selected_fields or 'car_sn' in selected_fields
+        if need_car_info and 'charge_vin' not in db_fields:
+            db_fields.append('charge_vin')
+        
         fields_str = ', '.join(db_fields)
         
         # 检查是否为多选值（逗号分隔）
@@ -405,6 +410,32 @@ def generate_daily_report(config_id, start_time=None, end_time=None):
             if finish_type is not None:
                 order['finish_msg'] = get_finish_reason(finish_type, finish_code, finish_msg)
         
+        # 如果需要车辆信息，从 t_car 表关联查询
+        if need_car_info and orders:
+            # 获取所有 VIN 码
+            vin_list = list(set(order.get('charge_vin') for order in orders if order.get('charge_vin')))
+            if vin_list:
+                placeholders = ', '.join(['%s'] * len(vin_list))
+                car_sql = f"""
+                    SELECT car_vin, car_bus_path, car_sn 
+                    FROM t_car 
+                    WHERE car_vin IN ({placeholders})
+                """
+                car_results = execute_query(car_sql, tuple(vin_list))
+                car_map = {car['car_vin']: car for car in car_results}
+                
+                # 将车辆信息添加到订单中
+                for order in orders:
+                    vin = order.get('charge_vin')
+                    if vin and vin in car_map:
+                        car_info = car_map[vin]
+                        order['car_bus_path'] = car_info.get('car_bus_path', '')
+                        order['car_sn'] = car_info.get('car_sn', '')
+                    else:
+                        order['car_bus_path'] = ''
+                        order['car_sn'] = ''
+                log_info(f"[日报生成] 关联查询到 {len(car_map)} 条车辆信息", 'report')
+        
         # 检查是否有补单记录（finish_type = 2 表示补单结束）
         has_supplement = any(order.get('finish_type') == 2 for order in orders)
         if has_supplement:
diff --git a/public/static/js/config.js b/public/static/js/config.js
index 15ad49d..8a6b713 100644
--- a/public/static/js/config.js
+++ b/public/static/js/config.js
@@ -172,15 +172,33 @@ function onFieldCheckboxChange(cb) {
     const item = cb.closest('.checkbox-item');
     if (item) item.classList.toggle('checked', cb.checked);
 
+    // 获取当前已选字段的顺序（从字段顺序列表中获取）
+    const currentOrder = getSelectedFieldsOrder();
+    
+    // 获取所有勾选的字段
     const fieldsList = document.getElementById('field-list');
-    const checkedFields = Array.from(fieldsList.querySelectorAll('input:checked')).map(c => c.value);
+    const allCheckedFields = Array.from(fieldsList.querySelectorAll('input:checked')).map(c => c.value);
+    
+    // 构建新的字段顺序：保留当前顺序，添加新勾选的字段，移除取消勾选的字段
+    let newOrder = [];
+    for (const fieldKey of currentOrder) {
+        if (allCheckedFields.includes(fieldKey)) {
+            newOrder.push(fieldKey);
+        }
+    }
+    // 添加新勾选的字段（不在当前顺序中的）
+    for (const fieldKey of allCheckedFields) {
+        if (!newOrder.includes(fieldKey)) {
+            newOrder.push(fieldKey);
+        }
+    }
     
     // 保留当前求和字段的选择状态
     const sumFieldsList = document.getElementById('sum-fields-list');
     const currentSumFields = sumFieldsList ? Array.from(sumFieldsList.querySelectorAll('input:checked')).map(c => c.value) : [];
     
-    refreshSumFieldsList(checkedFields, currentSumFields);
-    refreshSelectedFieldsOrder(checkedFields);
+    refreshSumFieldsList(newOrder, currentSumFields);
+    refreshSelectedFieldsOrder(newOrder);
 }
 
 // 刷新已选字段顺序列表