General business items are: Operating import and export business( law、 Administrative Regulations、 Except for items prohibited by the State Council,Restricted projects must obtain a license before they can be operated); Electronics、 Sales of optoelectronic products, Other domestic trade( The above laws and regulations、 Except for projects that require approval before registration as stipulated by the State Council)。 supply chain management、 Consulting Services。 Sales of Class II medical devices and supplies。 Technical development and sales of computer software and hardware, Sales of plastic raw materials and products。 Enterprise management consulting services, Information consulting services, Technical consulting services( Excluding securities, Insurance, Banking, Talent agency services and other restricted items)。 Hardware and building materials, steel, Decoration materials, Mechanical equipment, Chemical products( Non-toxic, Hazardous chemicals)。 Wholesale and retail of building materials( cement, sand, Pebbles, pond residue, Stone debris, etc.)