R&D, production and sales of motorcycles and accessories, electric sanitation vehicles and accessories, new energy vehicles and accessories, electric vehicle motors, environmental protection equipment, electric vehicles and accessories; leasing of municipal sanitation vehicles and equipment. Road cleaning and cleaning; garbage collection and transportation; leasing of self-owned houses; road transportation of general goods; production and sales of electric vehicles; self-operated and agency import and export business of various commodities and technologies (except for commodities and technologies that are restricted by the state or prohibited from import and export).