Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No DIMET Mr. Ho-chih Huang Acquisition Stock 0 16.1866

-Translation- Ref. WINNER 006/2020 February 27, 2020 Subject: Management Discussion and Analysis (MD & A) for the year 2019 To: The President The Stock Exchange of Thailand 1. Analysis of Overall

2020 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for the first quarter ended 31 March 2020

the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited ("the Company") would like to report the information according to the

-Translation- Ref. WINNER 006/2020 February 27, 2020 Subject: Management Discussion and Analysis (MD & A) for the year 2019 (Revised) To: The President The Stock Exchange of Thailand 1. Analysis of

August 11, 2022 Subject: Management’s Discussion and Analysis for 2st quarter of 2022 ended as of June 30, 2022 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the

November 14, 2022 Subject: Management’s Discussion and Analysis for 3rd quarter of 2022 ended as of September 30, 2022 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited

Discussion and Analysis for the year ended December 31, 2022 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the Company”) would like to submit the financial statement

. Luchai Pukananan Acquisition Stock 9.705 0.5209 10.2259 03/02/2022 9.705 0.5209 10.2259   246016572202-1 BYD Mr. Luchai Pukananan Acquisition Stock 4.995 0.0561 5.0511 28/01/2022 4.995 0.0561 5.0511

. Lalana Tharasuk Acquisition Stock 4.9968 0.0283 5.0251 15/06/2021 4.9968 0.0283 5.0251   246011542106-1 JTS Miss Promsiri Sahaboontham Acquisition Stock 4.9929 0.0326 5.0256 21/04/2021 4.9929 0.0326 5.0256