Founded in 2001, Dongguan Keyang Energy-saving Equipment Technology Co., Ltd. is a large-scale professional manufacturer of heat pump water heaters in China. We are the first to research and develop highly-efficient, energy-saving and environmentally-friendly heat pump hot water facilities. We have set up a specialized research institution and we have many famous experts who are engaged in the research and development of heat pump products. Our heat pump water heaters have such merits as energy saving, environment protection, safety and reliability. Our products fill the domestic gap and are in international top-class level. Keyang has been equipped with many kinds of domestic advanced production equipment to achieve automatization and commercial production. Keyang manufactures KYS heat pump water heaters which mainly include two series of household and commercial central hot water systems,