Manufacturing and sales of automobiles (commercial vehicles and passenger vehicles with more than nine seats), special-purpose vehicles, agricultural vehicles, new energy vehicles, moped bicycles and other vehicles (excluding cars) and motorcycles, and accessories; construction, operation and maintenance of new energy vehicle charging facilities; second-hand car sales; car repair services; car rentals; travel services; accommodation; catering services; processing and sales of general machinery and equipment; sales and maintenance of building materials, mechanical and electrical products and complete sets of equipment; foreign contracting projects; import and export business.