from greater sales volume across all products because of major plant turnaround in Q2 2018. The overall selling price decreased, especially for Caustic Soda due to the fall of its market price trend and
overall selling price decrease, especially for Caustic Soda due to the fall of its market price trend, plus impact from appreciation of Thai Baht against US Dollar. However, those negative impacts were
overall selling price decrease, especially for Caustic Soda due to the fall of its market price trend, plus impact from lower sales volume due to scheduled maintenance and the power supply outage in
operators, as they may not be protected by the governing laws and may fall victim to frauds and scams. The list of SEC licensed and approved business operators and personnel can be checked at www.sec.or.th
the management’s acknowledgment and application of such information to ensure efficient and up-to-date management; (3) putting in place an early warning system for maintenance of financial position to
that affected to the decrement of shareholders’equity. Please be informed for acknowledgment. Yours sincerely (Miss.Nongnuch Kumchaithep) Director
attachment. Your acknowledgment of these matters would be appreciated. Sincerely, -Ampawee Chompoopongkasem- (Ms. Ampawee Chompoopongkasem) Company Secretary Attachment Information about the Connected
agreement will be effective for three years from 1 January 2020 to 31 December 2022. The details are shown in the Enclosure. Your acknowledgment of this matter would be appreciated. Sincerely, -Ampawee