(SET), revealed that Sinsathien, then managing director and president of PRO, had access to material nonpublic information about a joint venture between PRO and Enviro-Hub Holding Limited (E-Hub) while

EMC Public Company Limited (EMC).With the referral from the Stock Exchange of Thailand, the SEC probed into the case and found that during October 16-18, 2013, Paiboon, then EMC Managing Director

those by the Board of Directors : -None - Please kindly be informed accordingly. Sincerely yours, Mrs. Teerada Ambhanwong Managing Director Chief Executive Director

the company’s estimate. The findings showed that after Dr. Kumpol Plussind (holding the positions of managing director and director at the time) became aware of the inside information, he purchased

EXECUTIVE BOARD / MANAGING DIRECTOR / DIRECTOR 3. Mrs. TIPAPORN CHOKWATANA VICE CHAIRMAN 4. Mr. ATTHAKORN GLANKWAMDEE DIRECTOR 5. Mrs. KAEWTA ONGSARANAKOM DIRECTOR 6. Dr. MALYN UNGSURUNGSIE DIRECTOR 7. Mrs

Palmer & Turner (Thailand) Ltd MJD.IR.012/2562 13 November 2019 Subject : Clarification of the operating result for the year 2019 ended September 30, 2019 To : Director and Manager The Stock Exchange

According to referral from the Stock Exchange of Thailand (SET) and SEC’s further investigation, it was found that during January - February 2017 Apichart Sukjirawat, Assistant Managing Director

Position % Shareholding Position % Shareholding 1. Mr. Prasit Sirimongkolkasem Chairman 2.63% Chairman 0.40% 2. Mr. Virach Sirimongkolkasem Vice Chairman and Managing Director 2.42% Vice Chairman and

. Opinions by the Audit Committee and/or Director significantly different from those by the Board of Directors : -None - Please kindly be informed accordingly. Sincerely yours, Mrs. Teerada Ambhanwong Managing

, at the purchase price of Baht 375,000; 2 The total purchase price amounts to Baht 5,375,000. It was further resolved in the Meeting that the managing director and/or the person to be authorized by the