General Projects: Steel rolling processing, Non-ferrous metal rolling processing, Metal material sales,Chemical product sales( Does not contain permitted chemical products), Sales of needle textiles and raw materials, Building materials sales, Office supplies sales, Sales of electronic components and electromechanical components, Sales of power electronic components, Sales of hydraulic power machinery and components, Sales of pneumatic power machinery and components, Sales of industrial automatic control systems, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, General cargo warehousing services( Does not contain hazardous chemicals or other items that require licensing and approval), Domestic freight forwarding, Import and export of goods, Technology import and export, Import and export agent, Machinery and equipment rental, Rental Services( No licensed rental services), Special equipment rental。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)