Cheap steel machining parts CEO's Message As President of Longwin Precision, I extend a warm greeting to everyone and invite them to do business with us. Longwin Precision, which was founded in 2006, has grown to become a well-known and reputed provider of high-quality goods not only in China but across the world. We've grown from one factory to two (one in Dongguan, one in Changzhou) and a...