Power generation business, power transmission business, and power supply (distribution) business. General projects: property management; R&D, manufacturing, sales: motorcycle parts, automobile parts, general machinery, electromechanical products, industrial machinery and equipment, construction engineering machinery and equipment and accessories, Wujinjiaodian, wires and cables, furniture, bearings, standard parts, rubber products; sales: steel, metal materials (excluding rare and precious metals), Electronic products (excluding electronic publications), communication equipment (excluding radio transmitting equipment and satellite ground receiving facilities), instruments and meters, building materials (excluding hazardous chemicals), computers and accessories and consumables, printing machinery, labor protection supplies, daily necessities, food; house leasing; general road freight; goods and technology import and export business. .