Shenyang STHS Bearing Co., Ltd is a leading manufacturer of deep groove ball bearing, self-aligning roller bearing,Tapered Roller bearing and other wide range of bearing products. We specialize in research and development of various kinds of high precision, non-noise, long-life bearings, high quality bearings and other machinery & transmission products. We have supplied our products for more than 60 industries, including railway, automobile, metallurgy, heavy industry, petrol-chemical, ...