We are Qingdao Hongtai Metal Co., Ltd.(manufacturer), which is one of the largest company that specialize in producing all kinds of red copper tubes, such as ACR pancake coils, LWC coils, straight pipes, copper water tubes, insulation tubes and copper fittings, etc under ASTM, BS / EN, JIS and other international standards. They have been widely applied in air-condition, refrigeration, natural gas & liquefied petroleum gas etc. 

We assure the high quality, reasonable price, prompt delivery and feedback