... HVACR, ,Fluid transmission of cool and hot water and drinking waterTianjin City Juxing Weiye Steel Trade Co.,Ltd., it is ... specialized in HVACR copper tubes, environmental protection copper water tubes ... LWC, Pancake Coils, ACR Straight Tubes, Capillary Tubes, Copper Water Tubes, Copper Fittings, insulated Copper Tubes and Plasic-coated Copper ...