-Translated Version- No. ECF2 026/2019 May 15, 2019 Subject: Management Discussion and Analysis of the 1st quarter ended 31 March, 2019 To President The Stock Exchange of Thailand East Coast

and Analysis Quarterly Ending June 30, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 3/2019

14 August 2019 Subject: Management Discussion and Analysis for the 6-Month Period Ended June 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company

-Translation- No. ECF2 041/2561 12 November 2018 Subject: Management Discussion and Analysis of the 3rd quarter ended September 30, 2018 To President The Stock Exchange of Thailand East Coast

No. MVP038/2020 May 15, 2020 Subject: Management Discussion and Analysis for the three - month period ended 31 March 2020 To: President and Manager The Stock Exchange of Thailand M Vision Public

other 3 buildings are still under development. Expected to be completed in 2020. Project the Award Patong Phuket provice, phase 1, which is a condominium unit for sale. Phase 2 is still under development

Stock Exchange of Thailand We, K.C. Property Public Company Limited and the subsidiaries (“the Company and its subsidiaries”) would like to clarify the operating performance for the six-month period ended

Stock Exchange of Thailand We, K.C. Property Public Company Limited and the subsidiaries (“the Company and its subsidiaries”) would like to clarify the operating performance for the nine-month period

-1- AIT (VP-SEC) 022E/2022 August 11, 2022 Subject: Management's Discussion and Analysis of Operating Results for Q2-2022 To: The President of the Stock Exchange of Thailand Summary of Operations Q1

-1- AIT (VP-SEC) 028E/2022 November 10, 2022 Subject: Management's Discussion and Analysis of Operating Results for Q3-2022 To: The President of the Stock Exchange of Thailand Summary of Operations