General Projects: Construction machinery manufacturing; Construction machinery sales;Agricultural machinery manufacturing; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Special equipment sales; 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 manufacturing; Fishery machinery manufacturing; Fishing machinery sales; Fishing machinery services; Marine supporting equipment manufacturing; Animal Husbandry Machinery Manufacturing; Agricultural machinery sales; Mining machinery sales; Sales of special machinery for tunnel construction; Mechanical equipment research and development; Machinery and equipment sales; Engineering and technical research and experimental development; Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; graphic design; Graphic design and production; Professional design services; Software Development; Industrial Design Services; Industrial Engineering Design Services; Import and export of goods; Technology import and export。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license) Licensed Projects: Shipbuilding; Ship modification; Ship Design。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.)