business model. Wechat business's circle of friends always talks about what they ate, mainly because Wechat business is a business model with selling products as the main way. In order to attract the attention of potential customers, Wechat business will share their photos and feelings of using or eating a certain product in the circle of friends, so as to arouse other people's interest and desire to buy. This way is called "food-eating culture", that is, to attract others' attention and buy by sharing their own food or used products. This way is popular in Wechat business circle, so it can often be seen.