Profile: Luoyang Haizhi Machinery Co., Ltd specializes in designing, developing, producing & selling large-size, extra-large-size,slewing, non-standard and other special bearings. We develop & manufacture various kinds of bearing products with inner diameter of over 100 mm according to the national standard. We produce large-size & extra-large-size deep-groove ball, angular contact ball, single, double & four-row cylindrical roller, spherical roller, single, double & four-row tapered roller, spherical ball, thrust ball, thrust roller, slewing and split bearings.