Dalian Hoyi Bearings Co.,Ltd.is a Chinese mining machine, mining equipment manufacturer who is specialized in designing and producing them in high quality.. We are able to make all kinds of rolling bearings for various applications. We inspect mining equipments, mining components quality to assure they perform exactly as designed. This is the reason for our continuing growth and success. We always offer mine machine, coal mining machine, continuous mining machine, gold mining machine, underground mining machine, giant mining machine, mine clearance machine, longwall mining machine, extreme mining machine, mine clearing machine, surface mining machine, mining machinery, mining drilling machine at short lead time, high quality and reasonable price level to our customers.