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-1- AIT (VP-SEC) 005E/2022 21 February 2022 Subject: Management's Discussion and Analysis of Operating Results for the year 2021 and Q4-2021 To: The President of the Stock Exchange of Thailand

-1- AIT (VP-SEC) 003E/2023 16 February 2023 Subject: Management's Discussion and Analysis of Operating Results for the year 2022 and Q4-2022 To: The President of the Stock Exchange of Thailand

for the year ended December 31, 2019 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of WIIK Public Company Limited “the Company

-9320 Ref: PLC 2017/015 September 25, 2017 Subject: Disclosure of Connected Transaction Information Regarding Renew land rental agreement To: The President of the Stock Exchange of Thailand Panjawattana

1 Translation CEN 025-2017 November 13, 2017 Subject : Management Discussion and Analysis for business operation of quarter 3/2017 To The Manager and President The Stock Exchange of Thailand For 3

ที่ กม Translation No. Gor.Mor. 49/2560 December 20, 2017 President The Stock Exchange of Thailand Dear Madam, Approval for Selling Land for Investment Purposes The Board Meeting of O.C.C. Public

Translation CEN 003-2018 February 23, 2018 Subject : Management Discussion and Analysis for business operation of year 2017 To : The Manager and President The Stock Exchange of Thailand Business

: President The Stock Exchange of Thailand By virtue of the resolution of the Board of Directors’ meeting of Pace Development Corporation Public Company Limited (the “Company”) No. 3/2019 dated 14 February 2019

1 / 2 IR.017/2019 13 August 2019 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the