2012 : Suggested the improvement in water treatment in order to reduce chemical
waste from deminerised water plant at ETA(Thailand) Co.,Ltd. and Thai United
Peper Co.,Ltd.
: Make chemical treatment program to avoid to scale built up and corrosion
protection in boiler and Cooling system at Sumiplex Co.,ltd , Siam PVS Chemical
Co.,Ltd. , Thai NOK Co.,Ltd ,and etc.