compliance of the Notification of the Capital Market Supervisory Board No. TorChor. 12/2554 (2011) Re: Rules, Conditions and Procedures for the Acquisition of Securities for Business Takeovers (including the

1 25 May 2020 Subject: Notification on Resolution of the Board of Directors’ Meeting No. 5/2020, Change of Directors and Directors’ Power, Entering into Connected Transaction, Entering into

Notification of the Capital Market Supervisory Board No. ThorJor. 20/2551 Re: Rules on Entering into Material Transactions Deemed as Acquisition or Disposition of Assets and the Notification of the Board of

transactions for listed companies as specified in The Notification of The Capital Market Supervisory Board No. Tor Chor. 21/2551, regarding rules on connected transactions provided as transactions relating to

1 Translation CEN 015-2020 August 14, 2020 Subject Notification on disposal of investment in subsidiaries (Biomass Power Plants Business) of Ua Withya Public Company Limited To The Manager and

Transaction constitutes an acquisition of assets pursuant to the Notification of the Capital Market Supervisory Board No. TorChor. 20/2551 Re: Rules on Entering 2 into Material Transactions Deemed as

of assets pursuant to the Notification of the Capital Market Supervisory Board No. TorChor. 20/2551 Re: Rules on Entering 2 into Material Transactions Deemed as Acquisition or Disposal of Assets and

fee from 100 baht to 50 baht per round for debtor (one installment past-due) Notification of Debt Collection Supervisory Committee, which effective September 13, 2021 onward. However, our revenue from

Subject Notification of the Board of Directors No.6/2018 Re: Convening the Extraordinary Shareholders’ Meeting No.1/2018; an Acquisition of Assets and Connected Transaction for the Entire Business Transfer

the Company’s shares for the past 15 consecutive business days, i.e. from July 24, 2018 to August 16, 2018 is Baht 1.5526 (from SETSMART data of the SET), according to the Notification of the Capital