General Projects: Construction machinery manufacturing; Construction machinery sales; Mining machinery manufacturing; Mining machinery sales; Mechanical equipment research and development; Machinery and equipment sales; Mechanical parts、 Parts processing; Mechanical parts、 Parts Sales; Intelligent vehicle equipment manufacturing; Smart vehicle equipment sales; Import and export of goods; Technology import and export; General cargo warehousing services( Does not contain hazardous chemicals or other items that require licensing and approval); Hydraulic power machinery and components manufacturing; Sales of hydraulic power machinery and components; Material handling equipment manufacturing; Material handling equipment sales;Agricultural machinery manufacturing; Agricultural machinery sales; mold manufacturing; mold sales; Manufacturing of forgings and powder metallurgy products; Sales of forgings and powder metallurgy products; gas、 Liquid separation and purification equipment manufacturing; gas、 Liquid separation and purification equipment sales; electronic、 Mechanical equipment maintenance( Excluding special equipment); Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; Agriculture、 Forest、 Mu、 vice、 Sales of specialized fishing machinery; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair; bearings、 Gear and transmission component manufacturing; bearings、 Gear and transmission parts sales。( 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: Bonded warehouse operations。( 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.)