Yieh Chen industrial machinery components: spur gears, helical gears, worm shafts, thread rolling machines and spline rolling machines manufacturer from Taiwan | Yieh Chen Machinery Co., Ltd.

Yieh Chen Machinery Co., Ltd., part of Six Star Group, offers a vast range of meticulously engineered gear and transmission components certified under ISO9001 & AS9100. With expertise in producing spur gears, helical gears, worm shafts, and more, Yieh Chen serves critical industries including aerospace and agriculture. Their state-of-the-art production facilities are designed to meet international standards such as DIN and AGMA, ensuring top-tier quality and reliability.