แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CFR-A-20002 February 28, 2020 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for

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

14 August 2018 Subject: Management Discussion and Analysis for the Six-Month Period Ended June 30, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company

Shareholders in Proportion to their Respective Shareholdings and Convening of the Extraordinary General Meeting of Shareholders No. 1/2018 To: President The Stock Exchange of Thailand Enclosure: 1. Information

Stock Exchange of Thailand Enclosure: 1. Information Memorandum Re: Acquisition of Assets of T.K.S. Technologies Public Company Limited (Schedule 1) 2. Information Memorandum Re: the Allocation of the

of the Stock Exchange of Thailand Secretary of the Office of Securities and Exchange Commission Lohakit Metal Plc. (the “Company”) would like to notify the financial status and operating performance

30 July 2019 To: The President The Stock Exchange of Thailand Re: Q2-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2-2019 (Apr-Jun

May 12, 2022 Subject: Management’s Discussion and Analysis for 1st quarter of 2022 ended as of March 31, 2022 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the

R&B Food Supply Public Company Limited 15 May, 2020 Re Management Discussion and Analysis for the First Quarter ended March 31, 2020 Attn. The President The Stock Exchange of Thailand (SET) R&B Food

รายงานการประชุมคณะกรรมการบริหาร ครั้งที่ 1/2543 -Translation- 28 February 2018 Subject : Disclosure of connected transaction Attention : President The Stock Exchange of Thailand Vanachai Group Public