E-commerce or EC (in English: E-Commerce) refers to the Internet (Internet), enterprise network (Intranet) and value-added network (VAN, Value Added Network) to electronic trading on trading activities and related services activities, is the traditional activity of the commercial aspect of the electronic network. Including e-currency exchange e-commerce, supply chain management, electronic trading market, network marketing, online transaction processing, electronic data interchange (EDI), inventory management and automatic data collection systems. During this process, the use of information technology including: Internet, Extranet, e-mail, databases, electronic directories and mobile phones.
And in a broader sense on the e-commerce - E-business or EB (in English: E-Business) refers to the entire implementation of electronic commercial activity, but also refers to the application of computer and network technology and modern information communication technology, according to certain standards, the use of electronic tools (and sometimes even a whole field of electronic media, including radio, television, telephone communications and so on) to achieve including e-commerce (or electronic transactions), including the exchange of commercial and administrative operations of the entire process of business activity.