The difference between Tonghui card and ordinary supermarket shopping card is that Tonghui card can be used by many stores as long as it is used by all participating merchants, while ordinary shopping card can only be used by one card and one store. For example, Hualian Card can only be used in Hualian, while Tonghui Card can be used by more than 400 merchants in Nanning, Liuzhou, Fangchenggang, Dongxing and other 17 industries, with a wide range of uses. Industries include department stores, restaurants, entertainment, medical care, film and television culture, automobile services, building materials and furniture. Merchants include department stores, Hualian, Parkson, Yongkai, CR Vanguard, Gome, etc. All aspects of life benefit from food, clothing, housing and transportation, which is very easy to use.