Japan and China, Hong Kong and Taiwan regions often mention discount stores, which store the majority of traffic, refer to warehouses. The warehouse warehouse operates subsistence-based integrated storage sales, low sales, limited service format sales (some of which require membership, serve members only). Warehouse style business model, goods do not need to be stored, but directly on the shelves of goods, so it eliminates the second storage and transportation of goods, saving many costs. In merchandise sales, encourage customers to buy in batches, to price discounts for customers who buy in bulk, thereby expanding merchandise sales, accelerating cash flow, and thus coming under the company's attention. Sales type "hypermarkets", operating in thousands of varieties, with a product, not only full of various brands, and medium and small packaging of both, has pushed its selection of free products for consumers to purchase, welcomed by the public. In particular, its sales of bulk goods, sales of large packages, as well as significantly lower than the market price of some special goods, thanks to the "dual role" of families remain in school, and the majority of students of all classes age, this part of the consumer groups due to time, can not always go shopping, as well as "large" to buy, customers can also enjoy a discount, so the "large" type of purchase has become more and more popular , "big" sales become a new warehouse stock