28 February 2020 Subject Management Discussion and Analysis for the years ended December 31, 2019 To The President The Stock Exchange of Thailand Do Day Dream Public Company Limited (the “Company” or

Osotspa Public Company Limited Q1’19 Management Discussion & Analysis 14 May 2019 Q1’19 Management Discussion & Analysis Page 1/6 Financial Highlights - Q1’19 Net profit* was at THB 888 million

14 November 2019 Subject Management Discussion and Analysis for the nine months period ended Sep 30, 2019 To The President The Stock Exchange of Thailand Day Dream Public Company Limited (the

strategy to focus on the large project since last year including with the quality of service and products which can meet efficiency the customer needs that made the Company got purchase order from large

% Europe 33% 33% 30% 32% 30% Rest of the World 6% 6% 6% 6% 8% Note: (1) Consolidated financials are based upon elimination of intra-company (or intra business segment) transactions (2) Breakup by customer

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No. ECF2 035/2562 23 September 2562 Subject Notification on the resolutions of the Board of Directors’ Meeting approving the purchase of the ordinary shares in KPN Academy Company Limited, the

maintain production cost as low as possible. Due to the decrease in sales volume, the Company is considering providing the manufacturing service to biodiesel producer customer again in the next quarter

PowerPoint Presentation SYNERGIZING POWER & UTILITIES FOR THE GLOBAL FUTURE MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q3/2017 GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED Management Discussion