Beijing Hongtianyang Trading Co., Ltd is located in Chengde, Hebei Province, was established in 2005. Hongtianyang is committed to produce and provide environmental energy-saving insulating glass materials with better technical support and service. We focus on aluminum spacer bar,molecular sieve,butyl tape,georgian bar,corner key,silicone sealant, warm edge spacer and so on. Hongtianyang has 14 aluminum spacer bar production lines.We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success.Welcome to visit our factory.