Technical development and sales of computer software and hardware, communication products, sales of electronic communication equipment and mechanical equipment, import and export of goods and technology; Managing e-commerce, exhibition and display planning, etiquette planning, corporate image planning, and cultural event planning; Translation services; Toy sales; Domestic trade. Except for projects prohibited by laws, administrative regulations, and decisions of the State Council, restricted projects must obtain a license before they can be operated. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law); Accommodation services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments. )