1 No. EPG-CS-012-2017 12 December 2017 Subject: Acquisition of business in Australia To: President The Stock Exchange of Thailand The Eastern Polymer Group Public Company Limited (the “Company

is https://www.sec.or.th/TH/Documents/SECWorkingPapersForum/working-paper-forum-25611128-market.pdf 17085351.pdf the offering price based on financial position, performance, Book Value per share, Book

1 No. LorBor. 11/2019 May 13, 2019 Re: Joint Venture in Pulp Mold Manufacturing Project Attn.: President The Stock Exchange of Thailand Kaset Thai International Sugar Corporation Public Company

No. INGRS035 22nd November 2019 Subject : Notification on the Establishment of a Subsidiary Company To : The President The Stock Exchange of Thailand Ingress Industrial (Thailand) Public Company

Ref: FS 12/2017 30 November 2017 Subject Notification of the preferred share acquisition of Box24 Company Limited To President and Managers The Stock Exchange of Thailand Forth Smart Service Public

1 / 3 (Translation) PRG.MD.090/2018 August 9, 2018 Subject: Connected transaction of the purchased of ordinary shares of MBK Food System Co., Ltd. . Attention: Managing Director of the Stock Exchange

business : Selling variety of products via multimedia channels  Registered capital before capital increase : THB 138,600,000 dividing by 6,300,000 shares with stock value at THB 22 per share  Registered

of shareholding proportion by buying of 23% newly issued common shares of Ekachai International Co., Ltd., which is Ekachai Medical Care PCL. subsidiary. To : Directors and Manager The Stock Exchange

AC 52/07-003 ACC1/19-056 11 November 2019 Subject : The Purchase of the Ordinary Shares of Duwell Intertrade Co., Ltd. To: Director and Managing Director The Stock Exchange of Thailand Qualitech

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CFR-A-20004 August 11, 2020 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for the