Online Marketing is a form of direct marketing. It is based on modern marketing theories. It uses Internet marketing to replace traditional newspapers, emails, telephones, televisions and other intermediary media. Follow-up services are carried out in each link of the middle and after-sales, throughout the entire process of business operation, looking for new customers, serving old customers, and satisfying customer needs to the greatest extent, in order to achieve the business goal of opening up the market and increasing profits.