-9320 1 Ref: PLC 2019/009 August 8, 2019 Subject: Management Discussion and Analysis Quarter 2 Ended 30-June-2019 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

Thailand Cal-Comp Electronics (Thailand) Plc. (“the Company”) would like to submit the analysis performance for the second quarter and the first half ended 30 June, 2019 compared to the second quarter and

: Interim Analysis and Explanation of the Management To: Directors and Managers The Stock Exchange of Thailand Short-term loan from directors As of June 30, 2019, the company had a short-term loan from

Ref. PDI/BK-BS-056/2018 8th August 2018 Re: Management Discussion and Analysis (MD&A) For the 2Q 2018 and 1H 2018 To: President The Stock Exchange of Thailand Due to depletion of Mae Sod Mine’s

-9320 1 Ref: PLC 2018/012 August 13, 2018 Subject: Management Discussion and Analysis Quarter 2 Ended 30-June-2018 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

-Translation- 1 -Translation- Ref. NCH 056/2018 November 12, 2018 Subject : Management’s Discussion and Analysis 3Q/2018 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

@halcyon.co.th No. CS-2563/014 14 August 2020 Subject: Management Discussion and Analysis for the 6-Month Period Ended 30 June 2020 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology

No. INGRS066 30 March 2021 Subject : Management Discussion & Analysis (MD&A) for the consolidated financial statements for the financial year ended 31 January 2021 To : The President The Stock

Page 1 No. CMC Sor Lor.013/2019 Date 12 November 2019 Re: Management Discussion & Analysis for the Period Ended 30 September 2019 To The President of the Stock Exchange of Thailand (SET

Summary The operating results for the year ended 31 December 2017 were that the Company generated total revenues of 9,271 million Baht; or an increase of 69.6% as compared with the total revenues for the