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: Building materials sales, Metal material sales, Rubber product sales, Firefighting equipment sales, Hardware product retail, charcoal、 Firewood sales, Sales of distribution switch control equipment, Sales of metal parts for construction, Sales of building waterproofing membrane products, Sales of steel bars for construction( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)