R&B Food Supply Public Company Limited 24 February 2020 Re Management Discussion and Analysis for the year 2019 Attn. The President The Stock Exchange of Thailand (SET) R&B Food Supply Public Company

Management Discussion and Analysis (MD&A) for 2019 Page 1/5 - Translation - J63/002 25 February 2020 Re: Management Discussion and Analysis (MD&A) for 2019 To: President The Stock Exchange of

SET LETTER Q2-2017 -1- Ref. POL. 103/2017 August 15, 2017 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

Analysis Report of the Financial Positions and Result of Business Operations. To : President of The Stock Exchange of Thailand The Explanation and Analysis Report of the Financial Positions and Result of

President The Stock Exchange of Thailand Rajthanee Hospital Public Company Limited (“the Company”) would like to clarify the operating results of the Company and its subsidiaries for the 2nd quarter of 2018

Page 1 of 4 No. RJH – SET 10/2018 12 November 2018 Subject : Management Discussion and Analysis for the 3rd quarter of 2018 ending September 30, 2018 To : The President The Stock Exchange of Thailand

ending 31 March 2020. Attention: President The Stock Exchange of Thailand Regarding to JMT Network Services Public Company Limited (“the Company”) No.4/2020 on 13 May 2020, the resolution to certify the

วันที่ 25 กุมภาพันธ์ 2558 May 15, 2020 Subject: Management’s Explanation and Analysis for the 3 months period ended March 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand LDC

period last year. Net loss attributed to owners of the parent was THB 26.55 million, dropped by 84.57% from THB 172.13 million from those of same period last year. FINANCIAL POSITION Assets As of Q1-2020

the 6 months period ended June 30, 2019 To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited ("the Company") would like to report the information according to the