diff --git a/mvcar/data/cars.db b/mvcar/data/cars.db
index 633094d..a916450 100644
Binary files a/mvcar/data/cars.db and b/mvcar/data/cars.db differ
diff --git a/mvcar/frontend/js/cars.json b/mvcar/frontend/js/cars.json
deleted file mode 100644
index f3a2704..0000000
--- a/mvcar/frontend/js/cars.json
+++ /dev/null
@@ -1,17 +0,0 @@
-[
-    {
-        "plate": "京B67890",
-        "phone": "131-2222-2222",
-        "brand": "本田雅阁"
-    },
-    {
-        "plate": "沪C11111",
-        "phone": "132-3333-3333",
-        "brand": "大众帕萨特"
-    },
-    {
-        "plate": "浙D22222",
-        "phone": "133-4444-4444",
-        "brand": "奔驰E级"
-    }
-]