diff --git a/controllers/ApiController.php b/controllers/ApiController.php
index bd4c5090..eb3137d7 100644
--- a/controllers/ApiController.php
+++ b/controllers/ApiController.php
@@ -159,6 +159,7 @@ class ApiController extends Controller {
     }
 
     public function actionResetData() {
+        return file_get_contents("https://bischool.beetai.com/view/image/5f7c1b22dfe5aaf427a6dfa1");
         \Yii::$app->db->createCommand()->truncateTable('capture_logs')->execute();
         \Yii::$app->db->createCommand()->truncateTable('list_management')->execute();
     }
diff --git a/controllers/ListManagementController.php b/controllers/ListManagementController.php
index 507752bc..366ea1b2 100644
--- a/controllers/ListManagementController.php
+++ b/controllers/ListManagementController.php
@@ -308,7 +308,8 @@ class ListManagementController extends Controller {
             return [
                 "title" => "<i class='fa fa-download'></i> Đồng bộ từ máy chủ",
                 "form" => $this->renderPartial("list-server", [
-                    "datas" => $datas['data']
+                    "datas" => $datas['data'],
+                    "allID" => ListManagement::getAllID()
                 ])
             ];
         }
@@ -343,13 +344,16 @@ class ListManagementController extends Controller {
             foreach ($data['images'] as $key => $value) {
                 $key = common::generateRandomString();
                 $fileName = "face_" . $key . "_" . time() . ".png";
-                file_put_contents($targetPath . "/" . $fileName, file_get_contents($value));
-                $features = json_decode(common::requestToEngine("/get-feature", [
-                            "image_paths" => [
-                                    ["url" => "/var/www/html/BiFace_Server_Lite/web/data/uploads/face/" . $fileName, "type" => "raw"]
-                            ]
-                        ]), true);
-                $ft[] = ["url" => $fileName, "features" => $features['results'][0]['feature']];
+                $img = file_get_contents($value);
+                if ($img !== "null") {
+                    file_put_contents($targetPath . "/" . $fileName, $img);
+                    $features = json_decode(common::requestToEngine("/get-feature", [
+                                "image_paths" => [
+                                        ["url" => "/var/www/html/BiFace_Server_Lite/web/data/uploads/face/" . $fileName, "type" => "raw"]
+                                ]
+                            ]), true);
+                    $ft[] = ["url" => $fileName, "features" => $features['results'][0]['feature']];
+                }
             }
             $model = ListManagement::findOne(['code' => $data['idStaff']]);
             if ($model) {
diff --git a/models/ListManagement.php b/models/ListManagement.php
index 7d676909..85549cf0 100644
--- a/models/ListManagement.php
+++ b/models/ListManagement.php
@@ -98,4 +98,13 @@ class ListManagement extends \yii\db\ActiveRecord {
         return $res;
     }
 
+    public static function getAllID() {
+        $res = [];
+        $ls = self::find()->all();
+        foreach ($ls as $key => $value) {
+            $res[] = $value->code;
+        }
+        return $res;
+    }
+
 }
diff --git a/views/list-management/list-server.tpl b/views/list-management/list-server.tpl
index e5c38af1..03bf2928 100644
--- a/views/list-management/list-server.tpl
+++ b/views/list-management/list-server.tpl
@@ -12,8 +12,13 @@
         </thead>
         <tbody id="sync-lists">
             {foreach from=$datas item=arr}
-                <tr onclick="choooseToSync(this);" style="cursor: pointer;" data-stt="false" data-id="{$arr.idStaff}">
-                    <td>{$arr.idStaff}</td>
+                <tr onclick="choooseToSync(this);" style="cursor: pointer;" class="{if !in_array($arr.idStaff,$allID)}not-in-list{/if}" data-stt="false" data-id="{$arr.idStaff}">
+                    <td>
+                        {$arr.idStaff}
+                        {if in_array($arr.idStaff,$allID)}
+                            <i class="fa fa-check-circle text-green"></i>
+                        {/if}
+                    </td>
                     <td>{$arr.name}</td>
                     <td>{$arr.department}</td>
                     <td>
@@ -35,7 +40,7 @@
     <div class="col-md-2">
         <i class="fa fa-info-circle"></i> Đã lựa chọn <b class="text-red" id="totals-choose">0</b> đối tượng.
     </div>
-    <div class="col-md-6">
+    <div class="col-md-5">
         <div class="hidden" id="progress-form">
             Đồng bộ <b id="progress-current" class="text-green">0</b>/<b id="progress-totals" class="text-red">0</b> đối tượng.
             <div class="progress">
@@ -45,7 +50,10 @@
             </div>
         </div>
     </div>
-    <div class="col-md-4 text-right">
+    <div class="col-md-5 text-right">
+        <button class="btn btn-default" onclick="checkAllNotInList();">
+            Chọn đối tượng chưa tồn tại
+        </button>
         <button class="btn btn-default" onclick="checkAllSync(true);">
             Chọn tất cả
         </button>
diff --git a/web/js/list-management.js b/web/js/list-management.js
index d1741478..59332458 100644
--- a/web/js/list-management.js
+++ b/web/js/list-management.js
@@ -332,6 +332,12 @@ function checkAllSync(stt) {
     }
 }
 
+function checkAllNotInList() {
+    $("#sync-lists").find("tr").removeClass("success").attr("data-stt", "false");
+    $(".not-in-list").addClass("success").attr("data-stt", "true");
+    $("#totals-choose").html($(".not-in-list").length);
+}
+
 var progress = 0;
 var totals = 0;
 function _sync() {
@@ -348,7 +354,7 @@ function _sync() {
     $("#progress-form").removeClass("hidden");
     totals = lists.length;
     for (var i = 0; i < lists.length; i++) {
-        syncFeatureFromDevice(lists[i]); 
+        syncFeatureFromDevice(lists[i]);
     }
 }