Demeter Corporation Public Company Limited At its Meeting of the Board of Directors held on November 30, 2017, has resolved to improve organization chart and change of Chief Financial Officer from Mr. Cholapan Vongsing to Mr. Teerawit Charuwat. That the appointment of Mr. Teerawit Charuwat as the Acting Chief Financial Officer and Mr. Cholapan Vongsing as the Chief Operating Officer, effective from January 1, 2018 onward.