We are glad to meet you through our website.

ONTECH Co., Ltd. has established on 1997, and we are specialized at RO Membrane market.
In line with the trend of ESG management, we are making big efforts to develop environmental technology based on
our responsibility to protect nature, global environment, and human health.

We have the technology for all processes related to water treatment systems including design, manufacture, and quality control,
so that we could produce the best quality of UF & RO & CEDI & MDG systems.
In addition, We sell membrane, filter, CEDI, and pressure vessel as related products for installation and use in facilities.

We have built trust with our customers based on know-how and differentiated technology that we have accumulated through
various system manufacturing experiences.
Providing reliable maintenance for our products , we achieved recognition by our clients.

To think customer’s satisfaction first, all of our employees are always committed to providing best solutions for
our client requirements through quality, environment, safety & health management system,
And continuous management, we will continue to move forward to serve as a leader in the domestic & international water treatment industry.

We really appreciate for your consistent interest in IONTECH, and hope that business prosperity & happiness will always be with you.

We promise to remain as IONTECH that can give you a unfailing trust.