Our factory is called Jinan Shengtuo Mechanical and Electrical Equipment Co., Ltd which was founded in 2000.Mainly producing deep groove ball bearing ,thrust ball bearing, tapered roller bearing and self-aligning ball bearing.
Our products have passed the ISO9001 Product Quality System Certification and brand is WST .Of course, the OEM service can be provided as your requirements. Free samples can be sent to you for your evaluation.