1/4 August 13, 2020 Re: Clarification of the operating results of company and its subsidiaries for the six months period end June 30, 2020 To: President The Stock Exchange of Thailand K.C. Property

- Translation - Ref : LPH/SET 2020/012 August 14, 2020 Subject : Clarification on the Operating Results for the 3-month and 6-month period ended June 30, 2020 (Q2/2020) To : President The Stock

-9320 1 Ref: PCL 2020/011 May 11, 2020 Subject: Management Discussion and Analysis for the 3-month period ended 31 March 2020 To: The President of the Stock Exchange of Thailand Panjawattana Plastic

May 14, 2020 Re: Clarification of the operating results of company and its subsidiaries for the three months period end March 31, 2020 To: President The Stock Exchange of Thailand K.C. Property

(Translation) 1/4 November 16, 2020 Re: Clarification of the operating results of company and its subsidiaries for the nine months period end September 30, 2020 To: President The Stock Exchange of

Ref: ACC6401 / 001 March 01, 2021 Subject Clarification of Operating results for the year 2020, Ending December 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand As Advanced

หน้า 1 ของ 3 (Translation) No. ACC6702/001 February 28, 2024 Subject: Clarification of operating results for the Annual Year 2023 (Revised) To: The President, The Stock Exchange of Thailand Advanced

:(1) Every five percent report will apply only to  securities issued by company listed on the Stock Exchange of Thailand (SET);(2) Submission of a copy of report to the SET will no longer be required as

(Translation) No. IR/2561/010 27 February 2018 Subject: Acquisition of assets To: President The Stock Exchange of Thailand Enclosures: Information Memorandum of Singha Estate Public Company Limited

may be greater. As a result, the company is required to disclose information memorandum pertaining to the transaction to the Stock Exchange of Thailand, together with appointing an Independent Financial