diff --git a/application/admin/controller/Cars.php b/application/admin/controller/Cars.php
index c5e20f7..f1becbb 100644
--- a/application/admin/controller/Cars.php
+++ b/application/admin/controller/Cars.php
@@ -233,11 +233,15 @@ class Cars extends Backend
         $res = [
             'title' => $params['title'],
             'price' => $params['price'],
+            'desc' => $params['desc'],
+            're_price' => $params['re_price'],
             'cover_image' => $params['cover_image'],
             'contact_id' => $params['contact_id'] ?? $this->auth->id,
         ];
         $series_id = $params['series_id'];
-
+        if ($params['active_at']){
+            $res['active_at'] = $params['active_at'];
+        }
         $series = \app\admin\model\Series::where('id',$series_id)->find();
 
         $res ['series_id'] = $series_id;
diff --git a/application/admin/view/cars/add.html b/application/admin/view/cars/add.html
index 9b38ee2..ec21000 100644
--- a/application/admin/view/cars/add.html
+++ b/application/admin/view/cars/add.html
@@ -6,7 +6,14 @@
         <div class="form-group">
             <label class="control-label col-xs-12 col-sm-2">{:__('Title')}:</label>
             <div class="col-xs-12 col-sm-8">
-                <input id="c-title" class="form-control" name="row[title]" type="text">
+                <input id="c-title" data-role="required" class="form-control" name="row[title]" type="text">
+            </div>
+        </div>
+
+        <div class="form-group">
+            <label class="control-label col-xs-12 col-sm-2">简介:</label>
+            <div class="col-xs-12 col-sm-8">
+                <textarea rows="6" id="c-desc" class="form-control" style="resize: vertical;" name="row[desc]" type="text"></textarea>
             </div>
         </div>
         <div class="form-group">
@@ -22,6 +29,12 @@
                 <input id="c-price" class="form-control" step="0.01" name="row[price]" type="number">
             </div>
         </div>
+        <div class="form-group">
+            <label class="control-label col-xs-12 col-sm-2">原价:</label>
+            <div class="col-xs-12 col-sm-8">
+                <input id="c-re_price" class="form-control" step="0.01" name="row[re_price]" type="number">
+            </div>
+        </div>
         <div class="form-group">
             <label class="control-label col-xs-12 col-sm-2">{:__('Cover_image')}:</label>
             <div class="col-xs-12 col-sm-8">
@@ -58,6 +71,16 @@
                 </select>
             </div>
         </div>
+        <div class="form-group">
+            <label class="control-label col-xs-12 col-sm-2">上牌时间:</label>
+            <div class="col-xs-12 col-sm-8">
+                <input  name="row[active_at]"
+                        autocomplete="off"
+                        data-date-side-by-side="true"
+                        data-date-autoclose="true"
+                        data-date-format="YYYY-MM-DD" placeholder="上牌时间" class="form-input form-control datetimepicker">
+            </div>
+        </div>
     </form>
 </div>
 
diff --git a/application/admin/view/cars/edit.html b/application/admin/view/cars/edit.html
index f2faac1..725af2b 100644
--- a/application/admin/view/cars/edit.html
+++ b/application/admin/view/cars/edit.html
@@ -10,6 +10,14 @@
                 <input id="c-title" class="form-control" name="row[title]" value="{$row.title}" type="text">
             </div>
         </div>
+
+        <div class="form-group">
+            <label class="control-label col-xs-12 col-sm-2">简介:</label>
+            <div class="col-xs-12 col-sm-8">
+                <textarea rows="6" id="c-desc" class="form-control" style="resize: vertical;" name="row[desc]" type="text">{$row.desc}</textarea>
+            </div>
+        </div>
+
         <div class="form-group">
             <label class="control-label col-xs-12 col-sm-2">{:__('Series_id')}:</label>
             <div class="col-xs-12 col-sm-8">
@@ -23,6 +31,14 @@
                 <input id="c-price" class="form-control" step="0.01" name="row[price]" value="{$row.price}" type="number">
             </div>
         </div>
+
+        <div class="form-group">
+            <label class="control-label col-xs-12 col-sm-2">原价(万元):</label>
+            <div class="col-xs-12 col-sm-8">
+                <input id="c-re_price" class="form-control" step="0.01" value="{$row.re_price}" name="row[re_price]" type="number">
+            </div>
+        </div>
+
         <div class="form-group">
             <label class="control-label col-xs-12 col-sm-2">{:__('Cover_image')}:</label>
             <div class="col-xs-12 col-sm-8">
@@ -59,6 +75,17 @@
                 </select>
             </div>
         </div>
+
+        <div class="form-group">
+            <label class="control-label col-xs-12 col-sm-2">上牌时间:</label>
+            <div class="col-xs-12 col-sm-8">
+                <input  name="row[active_at]" value="{$row.active_at}"
+                        autocomplete="off"
+                        data-date-side-by-side="true"
+                        data-date-autoclose="true"
+                        data-date-format="YYYY-MM-DD" placeholder="上牌时间" class="form-input form-control datetimepicker">
+            </div>
+        </div>
     </form>
 </div>
 
diff --git a/composer.json b/composer.json
index 3888800..e0e010e 100755
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
         "ext-curl": "*",
         "ext-pdo": "*",
         "ext-bcmath": "*",
-        "nesbot/carbon": "^3.10"
+        "nesbot/carbon": "*"
     },
     "config": {
         "preferred-install": "dist",
diff --git a/public/assets/js/backend/cars.js b/public/assets/js/backend/cars.js
index b0d6dda..763bf0d 100644
--- a/public/assets/js/backend/cars.js
+++ b/public/assets/js/backend/cars.js
@@ -36,9 +36,10 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form', 'cascader'], function
                             class: 'autocontent',
                             formatter: Table.api.formatter.content
                         },
-                        {field: 'brand.name', title: __('Brand_id')},
-                        {field: 'series.name', title: __('Series_id')},
+                        {field: 'brand.name', title: __('Brand_id'), operate: false},
+                        {field: 'series.name', title: __('Series_id'), operate: false},
                         {field: 'price', title: __('Price'), operate: 'BETWEEN'},
+                        {field: 're_price', title: '现价(万元)', operate: 'BETWEEN'},
                         {
                             field: 'cover_image',
                             title: __('Cover_image'),
@@ -48,6 +49,9 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form', 'cascader'], function
                         },
                         {field: 'contact.nickname', title: __('Contact_name'), operate: 'LIKE'},
                         {field: 'contact.mobile', title: __('Contact_phone'), operate: 'LIKE'},
+                        {field: 'active_at', title: '上牌时间', operate: 'RANGE',
+                            addclass: 'datetimerange',
+                            autocomplete: false},
                         {
                             field: 'created_at',
                             title: __('Created_at'),