Since 1987

We have been working at AMC control in Taiwan for over 36 years

As Taiwan’s economy transformed, we cut in high-technology market in 2000. We have our own brand “YESIANG”, and keep offering the most advanced AMC control technique for our customer since YESIANG founded.

By customization and strong R&D team, our products are competitive and have high quality. And our products apply in various industries, such as semiconductor industry, optoelectronics, display and panel, data center, petrochemical, essentials manufacturing, and commercial spaces. Now YeSiang is the largest chemical filter supplier across Taiwan, Hong Kong, and China.

Key Advantage

Our professional technology and service are key points to reach successful AMC control


We have been working at AMC control solutions for over 30 years.


Largest AMC solutions supplier in Taiwan(having over 50% market share).
YeSiang is the designated brand that specify by Taiwan wafer foundry leading brand and America memory manufacturing leading brand.


We have lots of experience about AMC control in semiconductor industry, display and panel, package and test, data center, petrochemical, and commercial space.

Latest News


17F., No. 866-7, Zhongzheng Rd., Zhonghe Dist., New Taipei City 235601, Taiwan(R.O.C.)
Recommend using Chrome, Firefox, Safari latest version of the browser
256 bit SSL Encryption