highest value which equals to 165.70% when compared to the Company’s net operating profit in the latest 4 quarters (Quarter 4/2016 to Quarter 3/2017) ended September 30,2017. The acquisition of non-listed

quarters (Quarter 4/2016 to Quarter 3/2017) ended September 30,2017. The acquisition of non-listed company with the transaction size of more than 6 100% is classified as the acquisition of assets item 4 or

Panel (QARP) include providing opinions and recommendations to the SEC on the aud i t inspection results both at the firm level and the engagement level. The QARP comprises six non-practitioner members

is the highest value which equals 165.56% when compared to the Company’s net operating profit in the latest 4 quarters (Quarter 4/2016 to Quarter 3/2017) ended September 30,2017. The acquisition of non

-Translation- No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General Meeting No. 1/2019 To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum...

No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General Meeting No. 1/2019 (Additional) To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum...

-Translation- No. ECF2 005/2019 17 January 2019 Subject: Cancellation of the resolutions of the Board of Directors’ Meeting No. 13/2018 in relation to the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for 2019 Annual General Meeting of Shareholders...