On 6 april 2002, the main convenience store, which is part of the great fang century business and trade development company ltd. In tianjin city, opened a 24-hour convenience store, the yong-ann, which established a chain of convenience shops. • provide high-quality services and facilities to the citizens of tianjin in order to complement the municipalities ' efforts to better regulate their businesses. The brand image of “quality goods, good services, affordable prices, easy shopping” has won the favor of a wide range of consumers, creating a good brand effect and a larger system of agency conveniences. In order to meet the needs of customers for emergency response and convenience, a large number of convenient shop sites are located in residential areas and in areas where people are in high traffic, operating on a 24-hour basis and operating on a variety of everyday items, such as food, with a full variety, appropriate prices and a good shopping environment. The id...