1 Ref: AC.021/2018 14 August 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.028/2018 13 November 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

% 71.9% Total Revenue 100.0% 100.0% 100.0% THB (mn) 1Q 2019/20 (Restated) 4Q 2019/20 1Q 2020/21 QoQ (%) YoY (%) Operating revenue 690 612 512 -16.4% -25.9% Cost of sales 429 465 453 -2.6% 5.7% Gross profit

ที่ บช NO. AC. 01/2019 22 February 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

ที่ บช NO. AC. 04/2019 14 November 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

sales volume of OEM parts in this period. Moreover, loss on exchange rate decreased from the prior period since the Company has entered into the forward exchange contracts to reduce risks from the

บริษัท โอเชียนกลาส จำกัด (มหาชน) Ocean Glass Public Company Limited Page 1/4 Management Discussion and Analysis Operating Results 3rd Quarter 2020 In the 3rd quarter of 2020, Ocean Glass Public

., Ltd. 14) Bangkok Air Catering Don Mueang Co., Ltd Airline Operating Data Unit January-March 2020 2019 Scheduled passenger revenues (1) Million Baht 4,442.9 6,015.1 Domestic 3,070.9 3,897.3 International

administrative expenses to operating revenue, and tax benefits from BOI.  Operating revenue continued to show growth compared to 9M/2018, mainly driven by 4 key growth drivers including “Younique Customized

December 2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for year ended 31 December 2019 which