1. JD.com is the largest 3C online shopping professional platform in China's B2C market. From the perspective of JD.com's operation, it is an e-commerce model that belongs to the online store model.

2. The advantages of JD.com's online store model's e-commerce model: JD.com's model is similar to large supermarkets such as Wal-Mart, Tesco, and Carrefour in real life, which introduce various sources of goods for independent operation. JD.com first purchases goods from various manufacturers and then sells them on its own mall, where consumers can make one-stop purchases. JD.com is responsible for operating such a huge online mall, and its profits and losses depend on JD.com's own operating ability. If consumers have problems when purchasing, they can directly find JD.com to solve them. The advantage of this model is that it operates a variety of products and has high comprehensive profits. The mall can make overall adjustments to the products it sells according to market conditions and corporate strategies. The mall has the right to operate, with little internal competition and a high degree of external unity. The disadvantages are that the internal organization is huge, the market response is slow, there are many competitors, the product variety expansion is not flexible, and it is easy to conflict with suppliers.