Agricultural and garden metal tools, metal processing machinery, cutting tools, hand tools, power tools, metal tableware and utensils, metal kitchen appliances, auto parts, motorcycle parts, electric motors, household metal products, stainless steel products, household appliances The manufacturing, processing, and sales of products; The sales of metal materials (except for items prohibited or restricted by the state); The import and export of goods and technology (Projects that are subject to approval in accordance with the law can only be carried out after approval by relevant departments