General Projects: Construction machinery manufacturing; Machinery and equipment rental; Auto parts and accessories manufacturing;Agricultural machinery manufacturing; General equipment manufacturing( Excluding special equipment manufacturing); Construction machinery sales; Manufacturing of special equipment for environmental protection; Casting machinery manufacturing; Sales of special equipment for environmental protection; Mechanical parts、 Parts processing; Machinery and equipment sales; Mining machinery manufacturing; General parts manufacturing; Mining machinery sales; Metal material sales; Mechanical parts、 Parts Sales; Import and export of goods; Technology import and export; Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; Hydraulic power machinery and components manufacturing; Instrument Manufacturing; Instrument sales; Mechanical and electrical equipment manufacturing; Hydraulic power machinery and components manufacturing; Agricultural machinery sales; Agriculture、 Forest、 Mu、 vice、 Sales of specialized fishing machinery; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Mechanical equipment research and development; Sales of hydraulic power machinery and components; Mechanical and electrical equipment sales; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)