Guangzhou Luhaitian Windows &Doors Co.,Ltd.(LHT) is established in 1999, where located in one of the most important economic center of China--- Guangzhou city, which is one professional manufacturer of uPVC windows &doors. With the company mission ‘Quality, Innovation and team spirit’, we have obtained ISO9001:2008Quality management systems certification, and import& export rights, is appointed as sole supplier of uPVC windows& doors by Guangzhou Import &Export Company.