General Projects: Metal material sales, Metal ore sales, Sales of new metal functional materials, Sales of high-performance non-ferrous metals and alloy materials, Sales of high-quality special steel materials, Metal product sales, Metal structure sales, Sales of steel bars for construction, Import and export of goods, Import and export agent,Chemical product sales( Does not contain permitted chemical products), Metal cutting and welding equipment sales, Sales of metal parts for construction。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)