building materials、 Wood products、 steel、 Mechanical equipment、 Electronics Wholesale、 retail, Sales of edible agricultural products, Property Management, Integration of design and construction of building decoration and renovation projects, Catering Business Management, Engage in import and export of goods and technology, Toy、 mold manufacturing、 Processing( Branch operations above the upper limit), Housing rental operations, Warehousing services(Removal of hazardous chemicals), Real Estate Brokerage。【 Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments】