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Shanghai Songshi Mechanical Transmission Co., Ltd. located in the center of Yangtze River area, the most economically developed regions in China, the Oriental Pearl City-Shanghai. The company is a production and sales enterprise that engaged in bearing research and development, design, production, sales, integration of industry and trade for many years and has more than 40 years for production. At present, it has an annual production capacity of 20 million sets of bearing products.

The company's brand is "SONG", specializes in the production of high-precision deep groove ball bearings and pillow block bearings. The products have advantages of high precision, low noise, excellent quality and long life. Over the years, we have always adhered to rigorous production technology, advanced production equipment, sophisticated inspection equipment, senior technical team, provides high quality products and perfect after sales service for customers all over the world.