... bearing and injection molding roller and dysmorphism parts . Our products with advanced equipment,mature techniques and with high precision, low noise ... Bearing Material:carbon,chrome,stainless steel,iron,ect.2.Roller Material:POM,nylon,glass fiber,etc3.OEM and non ... base.1 The superior geographical position2 good production supply chain, and rich technical force3Large-scale production, to ensure ...