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SKYWEL Machinery Co., Ltd. was formed by shareholders of Taoyuan Sanli Piston Ring Factory in 2013. As the sales department in Changsha, we are in charge of the business in domestic market and also able to export piston rings to worldwide since then. As the leading Piston Ring Manufacturer in China since 1943, we have gained a good reputation in domestic and always willing to offer technique supporting and professional advice to our customers. And also have made great achievements in trading with other countries since 2013. Strict casting, precise production, quality assurance making us a reliable partner for our clients. That's why our products be popular in Europe, Asia and America, Africa and won the praise of foreign customers and establish long-term friendly partnership with them. We will always welcome our clients for a visit to know us more and know how your products been produced and hope to work with new clients sincerely.