General Projects: Motor vehicle repair and maintenance; Special equipment repair; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Mechanical parts、 Parts processing; Special machinery manufacturing for building materials production; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery;Agricultural machinery manufacturing; Manufacturing of special machinery for tunnel construction; Mining machinery manufacturing; General equipment manufacturing( Excluding special equipment manufacturing); Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair; Manufacturing of special machinery and equipment for water resources; Forestry and wood and bamboo harvesting machinery manufacturing; Fishery machinery manufacturing; Special equipment manufacturing( Excluding licensed professional equipment manufacturing); Car Sales; Technology import and export; Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; Import and export of goods; 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) Licensed Projects: Road freight transport( Does not contain dangerous goods)。( 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.)