General business items are: Business information consulting, enterprise management consulting; Supply chain management and related supporting services; Lease of mechanical equipment; Network technology development; Sales of computer hardware and electronic products. (except for projects prohibited by laws and administrative regulations; Projects restricted by laws and administrative regulations can only be operated after obtaining permission); Sales of electronic components and electromechanical components; Manufacturing of mechanical and electrical equipment; Sales of special electronic equipment; Sales of power electronic components; Sales of electrical equipment; Sales of building materials; Auto parts wholesale; Auto parts retail; Sales of power facilities and equipment; Manufacturing of electronic components and electromechanical components; Motor manufacturing; Sales of micro motors and components