Welcome to our website.
Thank you for A ONE TECH’s website.

A ONE TECH CO., Ltd. is
a company that maintains stability and
reliability in accordance with quality management
procedures while conducting plant engineering business,
and fully complies with related laws,
applicable technology criteria and standards,
and the requirements and quality requirements of the ordering party,
and is qualified for various technical services and facility construction.

We will do our best
to become an engineering company that delivers future value
to customers based on our long-term know-how .

Our executives and employees promise
to become partners who pursue common interests
as an environmentally friendly and future-oriented company
with the best after-sales service and customer-first spirit .

A ONE TECH CEO Seunghee Lee