全家711罗森哪家快餐最好吃？又贵又麻烦，外卖干垮中国便利店？【暗中观察289】

Opening a store is working On the premise of meeting the basic needs of consumers, expand the product categories as far as possible.在满足消费者基本需要的前提下，尽可能地扩大产品的种类.