Vehicle modification, research and development and production of vehicle modification parts; Sales of automobiles, used cars and auto parts and accessories; Automobile leasing business; Research, development, production and sales and leasing of automotive electronic products, automotive decoration supplies, security products, communication products, computer software and hardware; Research and development and sales of vehicle networking technology; Automotive supplies, goods and technology import and export; Automotive beauty and decoration services; Organization and planning of automobile racing events; Technical consultation and design for vehicle modification; Development, construction and operation of automobile camping campsites. Research, development, production, sales, leasing and consulting of computer software and hardware; Development, sales and technical services of automobile reversing assistance systems, audio and video systems, navigation systems, electronic products; Research, development, production and sales of automotive electronic products and auto parts; Comprehensive wiring, weak current system engineering construction.