TFN bearings are a wholly owned Tianjin SEMRI Bearing Technology Co., Ltd established in 2005 with SEMRI and TFN Brand. As a world class bearing manufacturer SEMRI takes pride in their quality and maintains their quality assurance certifications namely ISO 9001 and SGS. SEMRI and TFN brand products have been marketed to over 70 countries and regions in North America, South America, Europe Oceania, Asia and etc.