General projects: Engaged in technology development, technical consultation, technology transfer, technical services in the fields of biotechnology, pharmaceutical technology, food technology, electromechanical technology, environmental technology, and intelligent technology, electromechanical equipment and accessories, instruments and meters, refrigeration equipment, rubber and plastic products, glass products, household appliances, daily necessities, clothing and accessories, jewelry, arts and crafts (except ivory and its products), sanitary products and disposable medical supplies, disinfectants (excluding hazardous chemicals), cosmetics, chemical raw materials and products (except hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals), metal products, rubber products, labor protection products, electronic products, computers Software and auxiliary equipment, water treatment equipment, pipeline equipment, power equipment, bearings, insulation materials, packaging materials, sales of Class I and Class II medical devices, health consulting services (excluding diagnosis and treatment services), conference and exhibition services, etiquette services, organization of cultural and artistic exchange activities, marketing planning, corporate image planning, corporate management, business consulting, information consulting services (excluding licensed information consulting services), translation services, intermediary services for studying abroad at one's own expense, ticket agency services, Internet sales (except for the sale of goods that require a license), import and export of goods, import and export of technology. (Except for projects that must be approved according to law, business activities can be carried out independently in accordance with the law with a business license)