Justification_E_2-61 NO. AC. 003/2018 14 August 2018 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M. K. Real Estate

10.9 percent due to the seasonal epidemic which resulted to the increase in number of both Out- patients and In-patients, the rapid growth of the operating performance of Kasemrad Hospital Ramkamhaeng

(Ending September 30, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial for Q3

audited the 1Q/2024 financial statements ended May 31, 2024 which were audited by Deloitte Touche Tohmatsu Jaiyos Audit Company Limited. The operating performance is summarized as follows. Overview

reviewed the 2 nd quarter financial statements as of August 31, 2018 which were reviewed by Deloitte Touche Tohmatsu Jaiyos Audit Company Limited. The operating performance is summarized as follows. Overview

-8.3% Sales and service income 7,131.4 7,792.1 -660.7 -8.5% Other income 95.0 86.0 9.0 10.5% Cost of sales and services 6,312.7 6,782.4 -469.7 -6.9% Gross Profit 818.7 1,009.7 -191.0 -18.9% Gross Profit

7,579.9 8,197.2 -617.3 -7.5% Sales and service income 7,452.3 8,125.9 -673.5 -8.3% Gains on exchange rate 18.7 0.0 18.7 N/A Other income 108.9 71.4 37.5 52.6% Cost of sales and services 6,744.6 7,099.7

strategy Calendar year performance and benchmarks over the past five years (% per annum) Fund Information Registration Date Class Launch Date Dividend Distribution Policy Fund Duration List of Fund Managers

Fund Unit Class SRI Fund Class code Type of mutual fund Risk Level Low 1 2 3 4 5 6 7 8 High Risk Profile Explanation Investment policy and strategy Calendar year performance and benchmarks over the past

year 2019. The MD&A would enable the investors to better understand the Company and its subsidiary’s 2019 audited financial statements. An Analysis of Performance * Analysis of Income The Company and its