Licensed Projects: Import and export of goods( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business items are subject to the approval results.) General Projects: mold manufacturing, mold sales, Plastic product manufacturing, Plastic product sales, Door and window manufacturing and processing, Rubber product manufacturing, Rubber product sales, Plastic packaging box and container manufacturing, Metal cutting services, Metal structure manufacturing, Metal tool manufacturing, Container manufacturing, Metal packaging containers and materials manufacturing, Manufacturing of metal parts for construction, Sales of metal parts for construction, Architectural decoration、 Manufacturing of plumbing pipe parts and other metal products for construction, Metal surface treatment and heat treatment processing, Safety、 Manufacturing of metal products for firefighting, Metal daily necessities manufacturing, Manufacturing of metal signs for transportation and public administration, Quenching, New energy prime mover equipment manufacturing, Metal processing machinery manufacturing, bearings、 Gear and transmission component manufacturing, General parts manufacturing, Fastener Manufacturing, Fastener sales, Mechanical parts、 Parts processing, Mechanical parts、 Parts Sales, Manufacturing of special equipment for lighting fixture production, Sales of special equipment for lighting fixture production, Security equipment manufacturing, Security equipment sales, Auto parts and accessories manufacturing, High-speed rail equipment、 Accessories Manufacturing, Railway locomotive and vehicle parts manufacturing, Marine supporting equipment manufacturing,Motorcycle parts manufacturing, Photovoltaic equipment and components manufacturing, Industrial automatic control system device manufacturing, Hardware product manufacturing( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)