Tengzhou Zhongbang Machinery Co., Ltd. is a specialized Chinese rotary union manufacturer engaged in the research and development of pipeline and pipeline connection components. Our main products include rotary unions (H-type, D-type, Q-type), high-temperature rotary unions, hydraulic rotary unions, hydraulic swivel joints, high-speed rotary unions, high-pressure rotary unions, multi-port rotary unions, hydraulic multi-port rotary 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. These products enjoy a good reputation among customers both domestically and internationally.