15 May 2019 Subject: Management Discussion and Analysis for the 3-Month Period Ended March 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

15, 2019 Subject: MD&A for the financial statements of the 1st quarter of fiscal year 2019 ended as of March 31, 2019 To: The President The Stock Exchange of Thailand Aapico Hitech Public Company

ที่ บช NO. AC. 002/2019 15 May 2019 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc

: The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries (collectively as

Microsoft Word - MD&A_Q2_2019_EN 14.8.19 1 NPPG.050/2562 August 14th, 2019 Subject Management’s analysis for the 2nd quarter of 2019 Attn. The President The Stock Exchange of Thailand Management’s

1 10000/055/2018 20 June 2018 Subject: Notification of the Investment in OKEA AS To: Directors and Manager The Stock Exchange of Thailand Bangchak Corporation Public Company Limited (the “Company

2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries

ADMS 30/07 1/2 RC 18/20 8 May 2020 Subject : Report on the Company’s operating results for the first quarter of the year 2020 Attention : President of the Stock Exchange of Thailand The Board of

73 1 / 4 (Translation) Pef. MD 014/2020 14th May 2020. Subj Management Discussion and Analysis (MD&A) Q1/2020 Dear Managing Director of Stock Exchange of Thailand We, Patum Rice Mill and Granary

, 2020 Re: Management Discussion and Analysis (MD&A) For the three-month and six-month periods ended June 30, 2020 To: President The Stock Exchange of Thailand Padaeng Industry Public Company Limited and