www.bangkokchainhospital.com บริษทั บางกอก เชน ฮอสปิทอล จ ากดั (มหาชน) Bangkok Chain Hospital Public Company Limited No. BCH.029/2019 28 February 2019 Subject : Explanation of the change in operating results for the year 2018

www.bangkokchainhospital.com บริษทั บางกอก เชน ฮอสปิทอล จ ากดั (มหาชน) Bangkok Chain Hospital Public Company Limited No. BCH.064/2018 14 May 2018 Subject : Explanation of the change in operating results of Q1/2018 which exceed

-2023 Balance by Quarter Change Topic Q2-23 Q1-23 Q2-22 Q2-23 VS Q1-23 Q2-23 VS Q2-22 (Million Baht: MB) (MB) % (MB) % Total revenue 1,703.0 1,296.7 1,711.8 406.3 31.3 (8.8) (0.5) Total operating expenses

. OCMSET/1907/003 July 30, 2019 Subject: Clarification of the operating results for the six-month period of 2019, change of rate more than 20% Dear: Director and Manager the Stock Exchange of Thailand

Q3–2020 Balance by Quarter Change Q3–20 Q2–20 Q3–19 Q3–20 VS Q2–20 Q3–20 VS Q3–19 (Million Baht: MB) (MB) % (MB) % Total Revenue 2,241.1 1,187.6 1,798.9 1,053.5 88.7 442.2 24.6 Total Operating Expenses

partially offset by higher sales volume of all main products as a result of stable operation. The share of domestic and export sales has no significant change comparing with the previous year. * Note Please

-2024 Balance by Quarter Change Topic Q2-24 Q1-24 Q2-23 Q2-24 VS Q1-24 Q2-24 VS Q2-23 (Million Baht: MB) (MB) % (MB) % Total revenue 1,866.9 1,684.4 1,703.0 182.5 10.8 163.9 9.6 Total operating expenses

income 1,137 896 241 27% 1,000 824 176 21% Cost of sales and services -812 -647 165 25% -721 -613 108 18% Gross Profit 325 249 76 31% 279 211 68 32% Other Income 10 5 5 100% 18 9 9 100% Distribution costs

Company’s Performance Unit : Million Baht For the 3 months Change between QoQ Change between YoY For the 9 months Change between YoY Q3/18 Q2/18 Q3/17 Amount % Amount % Sep. 18 Sep. 17 Amount % Revenues from

revenue from sales which increased from the same period of last year at Baht 46.6 million to Baht 52.9 million in 2019 or increased by 13.5%.  Distribution costs for the 1st quarter 2019 represented 23.1