(Revised 1) Attention: Directors and Manager, The Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A for the Three Month period ended 31 December

Acc. 001/2019 February 25, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Year 2018 Dear Sir, S. Khonkaen Foods Public Company Limited or

26 February 2019 Subject: Management Discussion and Analysis for the Year Ended December 31, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

19 September 2005 - Translate – Ref. HF 0044 / 2019 February 25th, 2019. Subject : Disclosure of Connected Transaction. Attn : Managing Director of the Stock Exchange of Thailand. According to the

RP-AC 001/2019 February 26, 2019 Subject Clarification of 2018 Operating Results To Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public Company Limited (RICHY) would like

No. MVP003/2019 26 February 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2018 To: President and Manager The Stock Exchange of Thailand M Vision Public Company

Discussion and Analysis for Year Ending December 31, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 1

Acc.001/2563 February 24, 2020 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for the Year 2019 Dear Sir, S. Khonkaen Foods Public Company Limited

Page 1 Date 25 February 2020 Re: Management Discussion & Analysis for the Year Ended 31 December 20020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC COMPANY

February 26, 2020 Subject : Management Discussion and Analysis for year and 4th quarter ended December 31, 2019 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1