General business projects are: Import and export agents; Import and export of goods; Technology import and export; Information consulting services (excluding licensed information consulting services); Technical services, technical development, technical consultation, technology exchange, technology transfer, technology promotion; Domestic trade agents; Sales agents; Metal products sales; Metal materials sales; Lightweight building materials sales; Building materials sales; Construction steel products sales; Special equipment sales. Electronic components and electromechanical components equipment sales; Power electronic components sales; Electrical equipment sales; Electrical equipment sales; Electronic special equipment sales; Mechanical and electrical equipment sales; Semiconductor equipment sales; Instrumentation sales; Hardware products wholesale; Hardware products retail. (except for projects that need to be approved according to law, independently carry out business activities according to law on the strength of business license)