1, food and beverage companies: such as KFC, McDonald's, Starbucks, etc., through the public number to the user to push coupons, new product recommendations and other information;

2, retail companies: such as Tmall, Jingdong, Suning E-shopping, etc., through the public number to the user to push promotions, new products on the market, and other information;

3, travel companies: such as Ctrip, where to go, Toutiao and so on, through the public number to the user

3. Tourism companies, such as Ctrip, GoWhere, Toutiao, etc., through the public number to users of travel tips, special lines and other information;

4. Financial companies, such as banks, securities, insurance, etc., through the public number to users of financial knowledge, investment advice and other information.