The technical system of the international Internet is the basis for realizing international e-commerce, and can be divided into the network layer and the information publishing and transmission layer. The network layer refers to the network infrastructure, which is the lowest infrastructure for realizing e-commerce. It is the information transmission system and the basic guarantee for realizing e-commerce. It includes wired telephone network (providers are telecommunication companies, such as China Telecom, China Unicom, etc.), wireless telephone network (providers are satellite communication and mobile communication companies), cable TV network (cable TV companies that provide coaxial cables and broadcast satellite networks), Internet, etc. The network infrastructure also needs various software and hardware tools to provide interfaces for different network terminal devices, including hubs, routers, etc. Because the main business of e-commerce is based on the Internet, the Internet is the most important part of the network infrastructure.
The information publishing and transmission layer solves the problem of how to transmit information on the network and what information to transmit. Different content has different ways of formation, such as using HTML, JAVA, WWW, etc. At present, the most commonly used information publishing method on the Internet is to publish web pages in the form of HTML language on the network, and send multimedia information such as text, data, audio, images and videos published and transmitted in the Web server to the recipient.