General Projects: Tractor manufacturing; Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Agricultural machinery services; Machinery and equipment sales; Agriculture、 Forest、 Mu、 vice、 Sales of specialized fishing machinery; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair; Wind power technology services; Metal tool manufacturing; Mechanical parts、 Parts Sales; Special equipment manufacturing( Excluding licensed professional equipment manufacturing); Mechanical and electrical equipment manufacturing; Instrument Manufacturing; Intelligent instrument manufacturing; General parts manufacturing; Electronic components and electromechanical assembly equipment manufacturing; Sales of electronic components and electromechanical components; Sales of special instruments for agriculture, forestry, animal husbandry and fishery; Machinery and equipment rental; Sales of intelligent power transmission, distribution and control equipment; Building materials sales; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; loading and unloading; Navigation terminal manufacturing; Navigation terminal sales; navigation、 Surveying and Mapping、 Manufacturing of meteorological and oceanographic instruments; navigation、 Surveying and Mapping、 Sales of meteorological and oceanographic instruments; Intelligent vehicle equipment manufacturing; Smart vehicle equipment sales; Non-residential real estate rentals; Import and export of goods; Motor vehicle repair and maintenance; Automobile decoration products manufacturing; Car decoration products sales; Auto parts wholesale; Auto parts retail。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)