1 August 17, 2018 Subject: Capital Increase for Offering for Sale to Specific Investors (Private Placement), Connected Transaction, Amendments to Articles of Association/Objectives of the Company and

. Notification of the Office of the Securities and Exchange Commission No. SorChor. 24/2555 Re: Approval of Appraisal Company and Lead Appraiser Contributing [Asset Evaluation] for Capital Market Transaction

the fact that Board of Directors’ Meeting No. 2/2018 of Bangkok Dec-con Public Company Limited (the “Company” or “BKD”), which was convened on Feburary 22, 2018 resolved to approve the acquisition of

the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 11 August 2020 Re: To clarify the financial statements as of 30 June 2020 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

approving 535,436, Company amendme registered 4, 2019 Notificatio of the Da Capital by Director a The Stock re 1. Capita 2. Inform Existin As Nation s’ Meeting No d the significa 1. Resolv g the decreas

Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1. Resolved to approve

  March 20, 2018 Subject The amendment of Information Memorandum on Acquisition of Assets To President The Stock Exchange of Thailand According, Bangkok Dec-con Public Company Limited has reported

Specific Investors (Private Placement), i.e. Silom Road Limited and Mr. Viroj Tangjettanaporn The Board of Directors’ meeting No. 7/2018 of Nation International Edutainment Public Company Limited (the

Change of Details Concerning the Entire Business Transfer of Unicorn Enterprise Company Limited, Capital Increase, Issuance and Allocation of U-W3 and U-W4 Warrants, and Issuance and Offering of Newly