Licensed Projects: Import and export of goods, Import and export agent( 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: Metal tool manufacturing, Metal tool sales, Non-metallic mineral product manufacturing, Sales of non-metallic minerals and products, Mechanical parts、 Parts processing, Mechanical parts、 Parts Sales, Hardware product manufacturing, Hardware product retail, General equipment manufacturing( Excluding special equipment manufacturing), Machinery and equipment sales, Electrical equipment sales, Electrical machinery and equipment sales, Instrument sales, Metal product sales, mold sales, electronic、 Mechanical equipment maintenance( Excluding special equipment), General parts manufacturing, Machinery and equipment rental, Warehousing equipment rental services, Transportation equipment rental services, Special equipment rental, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)