ที่ บช NO. AC.03/2020 14 August 2020 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc

Stock Exchange of Thailand Seamico Securities Public Company Limited and its subsidiaries (“The Company”) would like to report the consolidated operating result that has been audited by our auditor for

(Ending March 31, 2020) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial status for the

Microsoft Word - Operating Result for the first quarter of 2020 SBN 010/2020 May 14, 2020 Subject : Operating Result for the first quarter of 2020 To : The Managing Director, The Stock Exchange of

According to the referral from the Stock Exchange of Thailand (SET) and the SEC’s further investigation, Warot and Jeeranan, former EY assistant auditors, were involved in irregular securities and

Connected Transaction and the Scheduling of the Extraordinary General Meeting of Shareholders No. 1/2019 Attention : The President of the Stock Exchange of Thailand Enclosure : Information Memorandum on

-Translation- Ref. No. PorBor. 029 / 2020 19 June 2020 Subject: Entering into Transaction of Disposing of Subsidiary’s Machines for the Debenture Debt repayment To: President The Stock Exchange of

into Material Transactions Deemed as Acquisition or Disposal of Assets, and the Notification of the Board of Governors of the Stock Exchange of Thailand, Re: Disclosure of Information and Other Acts of

3 percent of the Company’s net tangible assets, therefore, the Company is obliged to obtain approval from the Board of Directors and disclose such information to the Stock Exchange of Thailand (as per

Agreement which is a Connected Transaction, Appointment of the Independent Financial Advisor and Calling the Extraordinary General Meeting of Shareholders No. 2/2019 (amended) To The President The Stock