President The Stock Exchange of Thailand PACE Development Corporation Public Company Limited (“the Company”) would like to report the operating results for the third quarter of the year 2018 ended 30

offering of warrant to purchase ordinary shares of the Company to existing shareholders and joint ventures in subsidiary. (Edited) To: The President The Stock Exchange of Thailand Enclosure 1. Capital

1 No. CC20200203ELE February 28, 2020 Subject Report of the Resolutions of Board of Directors’ Meeting No.1/2020 To President The Stock Exchange of Thailand The Board of Directors of Cal-Comp

Power Plants • THB 69.87 million of loss from impairment of investment in associates • THB 64.69 million of provision on project under future obligation • THB 0.76 million of loss from disposition of

future obligation • THB 0.76 million of loss from disposition of investment in associates • THB 1.83 million of loss from write-off of assets FINANCIAL POSITION 5 | MANAGEMENT DISCUSSION AND ANALYSIS 2019

1 No. CC20190203ELE February 27, 2019 Subject Report of the Resolutions of Board of Directors’ Meeting No.1/2019 To President The Stock Exchange of Thailand The Board of Directors of Cal-Comp

Microsoft Word - SET-AIS-CP 007-2020 Acquisition of spectrum license.docx (Translation) AIS-CP 007/2020 19 February 2020 Subject: Acquisition of spectrum license To: President The Stock Exchange of

Supervisory Board Announcement TorJor20/2551 about the regulation on significant transactions subjecting to be an acquisition or disposition of assets and Notification of the Board of Governors of the Stock

subjecting to be an acquisition or disposition of assets, effective on August 31, 2008 and amended version and Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of

acquisition and disposition BE 2547 dated October 29, 2004. Therefore the company has the obligation disclose information to the Stock Exchange of Thailand, and seek approval in shareholder’s meeting by