Jinan Shenglei Bearing Co., Ltd. was established in 2011, located in Shandong, the beautiful "Spring City"  Jinan. We integrate R&D, production and export of bearings. We constantly strive for research and innovation development, adhere to the concept of "survival of high quality", and provide excellent service for customers. Our employees receive professional training. Our own manufacturing factory is specialized in producing deep groove ball bearings, self-aligning ball bearings, spherical ...