. Notified this 5th day of November 2008. (Vijit Supinit) Chairman The Securities and Exchange Commission ______________________________________________________________________ Remark: The rationale for

____________________________________________________________________ Remark: The rationale for issuing this Notification is to determine an undertaking not deemed as a derivatives dealer to cover offer to trade or trade in derivatives for his own account with person

. 2560. Please be informed accordingly. Sincerely yours, -Signed- (Mr. Chaiwat Kovavisarach) President and Chief Executive Officer Investor Relations Division Tel. 0 2335 8663 1 Remark: the exchange rate

Acquisition/ Disposition Transaction Date % Group of Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No T นาง ปณิ

Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No TIP กองทุนบำเหน็จบำนาญข้าราชการ Disposition Stock 7.3727

Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No PRG THANACHART CAPITAL PUBLIC COMPANY LIMITED Acquisition

Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No STOWER CAPITAL ENGINEERING NETWORK PUBLIC COMPANY LIMITED

Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No LHK Miss Voravaran Akarapongpisak Disposition Stock 5.3422

/04/2021 08:51 Connected Transactions regarding Loan Collateral Fee. Remark:   Data will be displayed within 3 years. Last updated on 31 March 2022

into Transaction of Disposing of Subsidiary's Land and Buildings for the Debenture Debt repayment Remark:   Data will be displayed within 3 years. Last updated on 31 March 2022