ที่ BCH No. BCH.174/2017 15 August 2017 Subject : Explanation of the change in operating results of Q2/2017 which exceed 20% To : The President The Stock Exchange of Thailand Bangkok Chain Hospital

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

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2017 which changing over 20% from the same period last year as follows ; Unimit and its

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for 2017 which changing over 20% from the same period last year as follows ; Unimit and its

result. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2018 which changing over 20% from the same period last year as follows

longer maintenance period, comparing to the same previous year. XPCL: Unit : Million Baht Quarter 1 Change Increase (Decrease) 2020 2019 Amount % Electricity revenue 241 - 241 100% Other income 1 - 1 100

ชี้แจงภาษาอังกฤษไตรมาส2-2562 INTEGRITY QUALITY SERVICE SAHA-UNION GROUP August 13, 2019 RE : Explanation of change in operating results for the second quarter of 2019 exceeds twenty percent from the

performance Statement of income Consolidated Financial Statements for Quarter 2 of 2020 Quarter 2 of 2019 Change (Unaudited but reviewed) (Unaudited but reviewed) Increase (Decrease) THB Million % THB Million

(Unit : Million Baht unless otherwise stated) Quarter 1 Change 2019 2018 Amount % Change Total Revenues 4,479 4,496 (17) -0.4% Sales and service income 4,230 4,264 (34) -0.8% Other income 134 153 (19

: Statement of comprehensive income for the nine-month period ended 30 September (Unit : Million Baht) 2017 2016 Change Operating revenue 1,111.90 1,057.78 54.11 Operating cost 941.45 914.88 26.57 Gross profit