diff --git a/app/Models/TeslaRanking.php b/app/Models/TeslaRanking.php
new file mode 100644
index 0000000..0921e83
--- /dev/null
+++ b/app/Models/TeslaRanking.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class TeslaRanking extends Model
+{
+    use HasFactory;
+}
diff --git a/app/Services/OfflineOrderService.php b/app/Services/OfflineOrderService.php
index 70d6685..5c623cb 100644
--- a/app/Services/OfflineOrderService.php
+++ b/app/Services/OfflineOrderService.php
@@ -19,6 +19,7 @@ use App\Models\ServiceRoleOrder;
 use App\Models\ServiceRoleUser;
 use App\Models\ServiceUser;
 use App\Models\ServiceUserBindRole;
+use App\Models\TeslaRanking;
 use App\Models\User;
 use Exception;
 use Illuminate\Support\Facades\DB;
@@ -95,12 +96,49 @@ class OfflineOrderService
             $offline_order->save();
         }
 
-
         DB::commit();
         return $offline_order;
 
     }
 
+    public function updateTeslaRanking($order)
+    {
+        $orderId = null;
+        $finishedAt = null;
+        if (empty($order->referrer)) {
+            return;
+        }
+        $totalNum = Order::where("referrer_id", $order->referrer)->where("is_tesla", 1)->count();
+        if (empty($totalNum)) {
+            TeslaRanking::where("user_id", $order->referrer)->delete();
+            return;
+        }
+        if ($totalNum >= 10) {
+            $orderList = Order::where("referrer_id", $order->referrer)->where("is_tesla", 1)->orderBy("id", "asc")->get();
+            if (count($orderList) == 0) {
+                $orderId = $orderList[9]->id;
+                $finishedAt = $orderList[9]->finishedAt;
+            }
+        }
+
+        $ranking = TeslaRanking::where("user_id", $order->referrer)->first();
+        if (empty($ranking)) {
+            TeslaRanking::create([
+                "user_id" => $order->referrer,
+                "total_num" => $totalNum,
+                "finished_at" => $finishedAt,
+                "finished_order_id" => $orderId
+            ]);
+        } else {
+            TeslaRanking::where("user_id", $order->referrer)->update([
+                "total_num" => $totalNum,
+                "finished_at" => $finishedAt,
+                "finished_order_id" => $orderId
+            ]);
+        }
+        return;
+    }
+
     public function getOrderList($keywords = '', $status = '', $agency_id = '', $page_size = 15)
     {
         $orders = OfflineOrder::with([