Association of 3 Co., ltd. was established in 1993 to supply a wide ranges of products and services for water and wastewater treatment facility. Since, A-3 has been the leader in South East Asia water industry. We are in continuous improvement of our product range and quality.
Thepthai Udomchanya started this company in 1993 and has built it into a very successful organisation supplying equipment for water and wastewater treatment throughout Asia and beyond. We have an excellent staff and workforce, many of whom have been with the company almost 20 years, and we make equipment which is technically superior, developed by the expert knowledge of our staff. We have a flexible and very capable manufacturing team, so we can make each unit as you need it, to match your exact requirements.
From 2004 They have expanded their field of activity into the “earth” part of Association – Solid Waste. This will also benefit their third environmental discipline, “air”.
To build equipment to protect the environment
To continually improve our work and designs through innovation and R&D
To develop staff and provide promotion opportunities for competent staff
To expand international sales whilst maintaining local competitiveness
To promote Quality of Life for all employees and to enjoy our work