Shang ding solar technology ltd., guangzhou, was produced on 25 april 2005 and operates mainly from solar + air heat pump central hot water system, photovoltaic direct air heat pump central hot water system, solar water heater, air source heat pump heater, constant-pressure boiler, ground lumber, variable frequency water supply equipment, etc., for sale, design, production, installation of a dragon service, company's history of settling for more than 20 years, good business reputation, and welcome the negotiation and cooperation