Dalian Hengmai Bearing Co., ltd is a bearing manufacturer and exporter specialized in making spherical roller bearing, deep groove ball bearing and taper roller bearing, factory is located in No.3-188, South Gongsi Street, Wafangdian, Dalian China. We own a professional team to supervise the bearing quality from forging to assebling. Spherical roller bearing wit MB structure and rolling mill bearing are our advantage products and annual products, our trade mark ZDLZ