i take liberty to introduce ourselves as a Chinese manufacturer of various of bearings.We have very strong presence globally through our Marketing Network and effective Customer Support System.Our major products for Bearing Industry are as follows 1. Spherical roller (21000,22000,23000,24000,29000 Series) 2. Tapered roller (30000 series and Inch Size. 3. Thrust Bearings.(50000series) 4. Pillow Block,(UCP,UCF,UCFL) 5. low-noise deep groove ball bearing(mostly 6000 series) The material we mainly using Includes Chrome Steel GCR15 And high Carbon Steel GCR11. It may be pertinent to mention that the accreditation of the products by the Machinery manufacturers speak about quality standards offered. We have been awarded as ISO 90012000 certification. For more further information,please do not hesitate to contact us immediately.We will attend to your inquiries without any delay. Please write to us your intention per return email. We look forward to the pleasure of hearing your interest which will receive our prompt attention. Thanking you, we remain. Yours faithfully,