Licensed Projects: Import and export of goods, Import and export agent, Food import and export( 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: Sales of non-metallic minerals and products, Metal material sales, Metal structure sales, Sales of steel bars for construction, Metal ore sales, Non-ferrous metal alloy sales, Sales of high-performance non-ferrous metals and alloy materials, Grain sales, Bean and potato sales, Edible agricultural product retail, Wholesale of edible agricultural products, Grain and oil storage services, Domestic trade agent( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)