In recent years, the business income of the retail and wholesale industry has grown steadily, and the proportion of retail and wholesale business income in the past years has even exceeded 90%. The revenue from selling goods is still the main source of profit for the retail industry. After Suning e-commerce company transformed into o2o mode, the products sold have become diversified, from traditional household appliances to 3C products, mother and child products, general merchandise, daily necessities, etc. In recent years, 3C products have more and more complete functions, and become an indispensable part of people's daily life. Because of the fast update of these products, they have a higher profit space. At the same time, with the improvement of women's consumption, women's demand for cosmetics and skin care products is growing day by day, and the buyback rate of mother and child products and department stores is higher, so the profit space of this kind of products is still relatively large.。