Advertising: E-commerce can publish all kinds of business information on the Internet with the help of enterprise's Web server and customers' browsing. Compared with all kinds of advertisements in the past, online advertisements have the lowest cost and the richest information for customers.
Consultation and negotiation: e-commerce can use non-real-time e-mail, newsgroups and real-time discussion groups (chat) to understand market and commodity information and negotiate transaction affairs;
Online ordering: e-commerce can realize online ordering with the help of interactive mail transmission in the Web;
Online payment: E-commerce should be a complete process. Online payment is an important link;
Electronic account: online payment must be supported by electronic finance, that is, banks, credit card companies, insurance companies and other financial institutions should provide online operation services for financial services;
Service delivery: paid customers should deliver the goods they ordered to them as soon as possible;
Consultation: E-commerce can easily collect users' feedback on sales services, so that the market operation of enterprises can form a closed loop;
Transaction management: the management of the whole transaction will involve the coordinated management of people, money and materials.