Tianjin Yayu rubber-plastic Co., Ltd, established in 1984 in Tianjin city, is a high technology enterprise which devotes itself in studying, manufacturing and trading. It is one of the pioneers in China on technology-studying and products-producing of Hydraulic-seal products. Our products are more than 2000 kinds, mainly including High/low-pressure hose, stainless steel flexible hose, bellows expansion joints, hydraulic joints, rubber seals, nylon plastics, rubber covered roller, rubber water-stop, water-proof stick, conveyor belt, bridge bearing, resin hose, hose with fabric insert, conveyor...