The legal person is wang yong, representing wang yong, who works for the development, promotion and sale of environmental equipment, water treatment equipment and water-saving equipment; environmental engineering and water treatment engineering design, construction, commissioning operation; consultancy, design, sale and installation of air purification equipment; sale of heating equipment; electrical equipment installation works; design, sale, installation and after-sale of central air conditioning equipment; sale of household appliances, air conditioning spares, hardware and accessories, lamps, kitchens and electric vehicles; distribution of communications equipment, heat and water supply equipment, installation and maintenance of solar power equipment; and sale of electrical and electrical equipment and accessories after sale. (projects subject to legal approval may not operate without the approval of the relevant department)