(Ending September 30, 2019) 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 for Q3

. TorJor. 20/2551 Re: Rules on Entering 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

Stock Exchange of Thailand Re: Principles, Conditions and Methods for Disclosure of any information and compliances of the listed company. 6. Funding source for the acquisition of assets Funding source

MDA Q1_2018 (Eng.) May 7, 2018 Subject : Interim Management Discussion and Analysis of Q1/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of

Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the year 2018. The MD&A would enable the investors to better

MD&A Q4_2018 (Eng.) February 21, 2019 Subject : Yearly Management Discussion and Analysis of 2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

: President The Stock Exchange of Thailand Pursuant to JAS Asset Public Company Limited (“the Company”) Meeting Resolution No. 6/2019 on 6 August 2019, the resolution to certify the Company’s financial

1 Translation CEN 013-2019 August 14, 2019 Subject Management discussion and analysis for business operation Quarter 2-2019 To The Manager and President The Stock Exchange of Thailand Operating

(Translation) UAC.CS/012/2020 May 14, 2020 Subject: Explanation of the operating results for the first quarter period ended March 31, 2020 To: President The Stock Exchange of Thailand Attachment

No. ADD 3/2024 22 February 2024 Subject: Management discussion and analysis for the performance for the year ended 31 December 2023 To: President The Stock Exchange of Thailand AddTech Hub Public