Tengzhou Zhongbang Machinery Co., Ltd. is a specialized Chinese company engaged in the research and development of pipeline and pipeline connection components, focusing on rotating unions. Our main products include rotating unions (H-type, D-type, Q-type), high-temperature rotating unions, hydraulic rotating unions, hydraulic swivel joints, high-speed rotating unions, high-pressure rotating unions, multi-port rotating unions, hydraulic multi-port rotating unions, central swivel joints, central swivel joints for construction machinery, conductive central swivel joints, metal hoses, cable hoses (sleeved hoses), compensators, quick connectors, siphons, flowmeters, and sealing gaskets, etc., which have earned us a good reputation among domestic and international customers.