Cixi Dingyi Machinery Co.,LTD. is a professional manufacture of supplying ball bearings and other auto parts. We own a group of sales representatives and engineers who are not only intimately familiar with all of our products but also have 15 years of manufacturing expertise. Our sales representative is responsible for products sales and customers' services; meanwhile,the engineer group takes responsibility for assuring the quality, package and delivery of all orders from customers. In other words, we ensure to supply perfect and always-improving products to our customers.