The first is e-commerce, that is, the business from selling products to providing services, including advertising, promotion and the sale of basic publications and parts;

The second is information business, that is, the business of collecting and processing information from the Internet, including the development and application of online databases;

The third is the assembly and repair business of computers and related equipment, including the sale of hardware and peripherals;

The fourth is the provision of Internet and application services, that is, providing corresponding services according to user needs.