Tengzhou Daxuan Machinery Co., Ltd is a professional manufacturer of rotary joints, pipe fittings, hydraulic joints and quick fittings. Non-standard with drawings are also available. With continuous innovation on production technology we have core competence on cost. USA Deublin and Noff-noyton, Germany Materheidenheim, Japan Sgk, Italy Rotoflux, Taiwan Yangguang, Korea Kotra and Srj rotary joints are successfully realized nationalization.