General Projects: Manufacturing of special equipment for feed production; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; Mining machinery manufacturing; General equipment manufacturing( Excluding special equipment manufacturing); Special equipment manufacturing( Excluding licensed professional equipment manufacturing); Manufacturing of special equipment for environmental protection; Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Sales of special equipment for feed production; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair; Agriculture、 Forest、 Mu、 vice、 Sales of specialized fishing machinery; Mining machinery sales; Sales of special equipment for environmental protection; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Metal material sales; Mechanical parts、 Parts processing; Mechanical parts、 Parts Sales; Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; Import and export of goods; Technology import and export; Import and export agent( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)