Learning Objective: Meituan Waimai is an online food ordering platform. You can place orders online on computers, mobile apps, and WeChat. It also supports various payment methods such as Meituan Pay, WeChat Pay, and Apple Pay. Meituan takeaway not only has many categories, including nearby food, fruits, vegetables, supermarkets, flowers, cakes, hotels, etc., but also provides services such as home delivery of medicines, delivery of Meituan, and errands. When placing an order, the user can negotiate with the takeaway boy about the designated location for placing the goods, such as the company, at the door, etc., through the "order remarks", telephone, APP message system, etc.; The APP, etc. notify the user to pick up the meal by himself.