Long Hong Group Co ., Limited is one of largest manufacture and trading of ball bearings and roller bearings in China .Products have been exported to the worldwide . Main market in the Europe , America , Asia , Africa , the middle-east and Latin america . Chrome steel bearings , stainless bearings . Deep groove ball bearings , spherical roller bearings , taper roller bearings , cylindrical roller bearings , thrust ball bearings , needle roller bearins . pillow block bearings .