List of Participants

SIAM ENVIRONMENTAL TECHNOLOGIES PUBLIC COMPANY LIMITED

SIAMPATTANAPONG CO., LTD.

THAI BENKAN CO., LTD.

THAI HYDROLOGIST ASSOCIATION (THAI HYDRA)

THAI WATER WORKS ASSOCIATION (TWWA)

THAMMASORN CO., LTD.

THE CONSULTING ENGINEERS ASSOCIATION OF THAILAND (CEAT)

TOHEI HYGENTE TRADING (THAILAND) CO., LTD.

TOYOBO (THAILAND) CO., LTD.

TREE YOKO PART., LTD.

VEGA INSTRUMENTS CO., LTD.

WATER AND ENVIRONMENT INSTITUTE FOR SUSTAINABILITY (WEIS)