writer Ref. No. 158/2562 November 13, 2019 SUBJECT : Management Discussion and Analysis ending September 30, 2019 ATTN : The President Stock Exchange of Thailand The Company realized profit for the

Ref: SP 2020/008 Date : May 14, 2020 Subject : The Explanation to SET concerning the operating result for Q1/2020 more than 20% Attention : The Director and Manager of the Stock Exchange of Thailand

หน้า 1 ของ 2 (Translation) No. ACC6511/001 November 14, 2023 Subject: Clarification of operating results for the third quarter of 2023 To: The President, The Stock Exchange of Thailand Advanced

mandatory diesel to gradually replace B7 since January 2020. Comparison with 1Q2020, CPO price plummeted, pressured by a high level of CPO stock in Thailand due to high seasonal palm production in this

29 July 2020 At: ACC/HO 014/63 Re: Management Discussion and Analysis for the Quarter of 2/2020 To: President The Stock Exchange of Thailand The Coronavirus 2019 (COVID-19) pandemic has had a

the director of the company and member of the Audit Committee To Director and Manager The Stock Exchange of Thailand Reference is made to the resolutions of the Board of Director Meeting No. 3/2019 of

Ref. DBP. 111 / 2020 August 10, 2020 Subject : Clarification on Operating Results for the 2nd quarter and 6-month period ending June 30, 2020 To : President The Stock Exchange of Thailand Diamond

THB 1Q2019 1Q2018 % YoY 4Q2018 % QoQ Sales Revenue 2,816 4,631 -39% 3,654 -23% EBITDA 143 211 -32% 286 -50% EBITDA Margin (%) 5.1% 4.6% 0.5% 7.8% -2.7% Stock Gain/(Loss) & NRV -74 -233 -68% -24 208

RP-AC 003/2017 August 10, 2017 Subject: Clarification of Q2/17 Operating Results To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public Company Limited (RICHY) would

-months period ending 31 March 2019 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide you our management discussion and