(Translation) UAC.CS/010/2019 May 10, 2019 Subject: Explanation of the operating results for the first quarter period ended March 31, 2019 To: President The Stock Exchange of Thailand Attachment

., the subsidiary of the Company, and change in the accounting policy regarding the record of the land appraisal To: President The Stock Exchange of Thailand Attachment: Information Memorandum on the Asset

. Attention: President Stock Exchange of Thailand Enclosures: 1. Summary of Adjustment of the Exercise Ratio by adjusting Number of ORI- W1 2. Information Memorandum on Asset Acquisition Transaction of Origin

acquisition transaction of the company and subsidiary. Attention: President Stock Exchange of Thailand Enclosures: 1. Summary of Adjustment of the Exercise Ratio by adjusting Number of ORI- W1 2. Information

Shares of Taitanan Company Limited (a Joint Venture Company) To : President, The Stock Exchange of Thailand Enclosure : Information Memorandum Concerning the Acquisition of Nava Nakorn Public Company

12 December 2017 Subject: Resolutions of Board of Directors Meeting No. 14/2017 Attention: President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on Asset Disposal, Transaction No

Office of the Securities and Exchange Commission concerning Establishment of Mutual Funds and Execution of Agreements for Private Fund Management, of which policy is investment in domestic products; 8 (b

-1- AIT (VP-SEC) 026E/2017 7 November, 2017 Subject: Management's Discussion and Analysis of Operating Results for Q3-2017 To: The President of The Stock Exchange of Thailand Summary of Operations Q3

- 1 - AIT (VP-SEC) 024E/2019 August 8, 2019 Subject: Management's Discussion and Analysis of Operating Results for Q2-2019 To: The President of The Stock Exchange of Thailand Summary of Operations Q2

Disposition of Assets of the Company Attention: President, The Stock Exchange of Thailand A resolution of the Board of Directors Meeting No. 3/2019 of Seven Utilities and Power Public Company Limited (“7UP