San Yun was established in 1972 as professional bearing manufacturer of needle bearings, roller bearing, ball bearings and rollers. It cooperated with the largest bearing distributor in USA to develop full series of needle bearing for inch size. The factory is well equipped with advanced facilities and team of experienced engineers to develop and manufacture superior bearing products to satisfy the highest standard of customers' demands. SYI has set a guidance principle for a customer orient culture. Not only the organization of the company, training program of HR department but also the QA certification are all assured to meet this guidance. We do the best to serve the customer and ensure t ... more