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About Us

About Us

Our company was established in 1983 as MainPillar Enterprise in Taichung, Taiwan. In order to realize quality improvement that had been proposed by the government, we manufactured handmade metal hardware products with registered trademark of YF, which could make the company better known in Taiwan.

To upgrade the level of our products, we started to manufacture stainless flanges in 1988. So as to respond to the demand of domestic and overseas market, we adopted the new CNC Lathe Machine and the CNC Machining Center which enabled mass production, and succeeded building a base of overseas market such as Europe and the USA.

Our products are from industrial valves that what we originally manufactured in earlier time, presently to those for professional usage such as sanitary valves, actuators, semiconductor purity and electronic meter valves. Through our long-term effort to standardize our factory with throughout quality control, we could gain satisfaction of customers, in spite of domestic or foreign countries. As for domestic customers, we make business with those large companies such as Chi-mei (Factory3, 4 and 5)、TSMC, AUO,、CHUNGHWA PICTURE、Winbond Electronics、ProMOS TECHNOLOGIES, Hannstar and Taiwan Komatsu. As for international customers, we provide OEM products to those well-known brand companies such as TYCO、EBRO、M&M、OHNO、FUJIKIN、 KOSO、TOPLINE.

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