Notification of the Office of the Securities and Exchange Commission (Translation) Readers should be aware that only the original Thai text has legal force and that this English translation is

. Assets increased primarily from impact of the adoption of new financial reporting standards, the acquisition of a new subsidiary and the depreciation of the Thai Baht that affected the value of Company’s

Translation (Unofficial Translation) Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. The SEC, Thailand cannot

(Unofficial Translation) Readers should be aware that only the original Thai text has legal force and that this

Southern Bangkok Civil Court. The total amount of the lawsuit was Baht 113,574,762.20. Later, on November 27, 2017 , the court ruled that the debtor should repay the Company in the amount of Baht

Translation (Unofficial Translation) PAGE (Unofficial Translation) Page 12 of 12 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly

Unofficial Translation Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. LOGO (Form 123-1) ………..…. Asset Management

T.K.S. Technologies Public Company Limited 3. Capital Increase Form (F 53-4) Reference is made to that T.K.S. Technologies Public Company Limited (the “Company”) held the Board of Directors’ Meeting No. 6

Newly-Issued Ordinary Shares to Existing Shareholders of T.K.S. Technologies Public Company Limited 3. Capital Increase Form (F 53-4) Reference is made to that T.K.S. Technologies Public Company Limited

Assets and Execution of Connected Transaction on Disposal of Investment in SUT Global Co., Ltd. Hydrotek Public Company Limited ( the “Company”) hereby informs that the Board of Directors’ Meeting No. 9