Tsu Yun Sen Corporation supplies various Engine valves, Valve guides, and Valve seats through our simplified internal organization. Our technology, quality, production and service systems meet our customers’ satisfaction efficiently. Our products are exported to countries all over the world and have been approved and used by the same profession.

　　Advanced automatic machines and equipments are introduced one after another to expand our production scope and enhance the quality of production so as to enhance the QA quality and deal with the increasing demand from all over the world.