Department store is a large-scale comprehensive retail commercial enterprise mainly engaged in daily industrial products, operating many categories (series) of goods, and at the same time each type of commodity (each commodity line) of the color, variety, specifications of complete (many items), in fact, many professional stores of the complex. Generally, large and medium-sized are the majority; From daily necessities to food, from industry to native products, from low-grade, MID-range to high-end products are operated, comprehensive, it is a highly organized enterprise, the internal part of the commodity department or counter, the commodity department is relatively independent, can be responsible for their own commodity purchase business, control inventory, arrange sales plan. In 1862, the "Good Market" in Paris, France, was the world's first department store, and for a hundred years, department stores remained one of the main forms of retail commerce. Large department stores in the United States, Japan, France and other countries sell more than 250, 000 kinds of goods, and the highest is 500, 000 kinds.