General Projects: General equipment manufacturing( Excluding special equipment manufacturing), Auto parts and accessories manufacturing, Auto parts retail, Auto parts wholesale, Mechanical parts、 Parts processing, General parts manufacturing, General mechanical equipment installation services, Metal structure manufacturing, Hardware product manufacturing, Hardware product retail, Metal structure sales, Metal tool manufacturing, Metal tool sales, Mechanical parts、 Parts Sales, Machinery and equipment sales, Instrument sales, Import and export of goods, Non-ferrous metal casting, Non-ferrous metal alloy sales, Ferrous Metal Casting, Metal material sales, Metal surface treatment and heat treatment processing, Terminal metering equipment sales, Battery parts production, Battery spare parts sales, Sales of new energy vehicle electrical accessories。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Electrical installation services, Construction project construction, 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.)