World Corporation Public Company Limited. Ref. World7-15-2017 4 Moo11 Hathai Rat Road, TumbonLatSawai, AmpurLumLukKa, PathumThani Province 31 July 2017 Subject: The reported operating results for the

73 1 / 3 Pef. MD 004/2018 20th February 2018 Subj Management Discussion and Analysis (MD&A) of 2017 Dear Managing Director of Stock Exchange of Thailand We, Patum Rice Mill and Granary Public Company

(Translation) PRG.MD. 021/2019 February 26th, 2019 Subject: Management Discussion and Analysis (MD&A) of 2018 Attention: Managing Director of the Stock Exchange of Thailand We, Patum Rice Mill and

1 / 3 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS  Explanation and analysis of financial performance for the three-month period ended 31 March 2019

decreased Baht (1) million, which was mainly derived from the overall operating results. 2020 2019 Change 2020 2019 Change 2020 2019 Change Engineering 113 199 (86) 16 24 (8) 14.4% 12.3% 2.1% Management 232

1 / 4 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS • Explanation and analysis of financial performance for the year ended 31 December 2019 • Explanation and

quarter of year 2018 (last year there was no expense item), In addition, the Group have adjusted employee and management remuneration as usual every year. 3.5 Operating results The Group's net profit

1 / 6 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS • Explanation and analysis of financial performance for the three-month period ended 30 September 2019

26 February 2018 Subject: Management Discussion and Analysis for the Year Ended December 31, 2017 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

Development Plc. would like to inform the financial results for the second quarter of 2018 which ended on 30 June 2018. The Company and its subsidiary reported a net profit of THB 126.43 million or earnings per