income – Cost of sales and services (does not include other income) Q3 2019 Q3 2018 YoY change YoY % change Unit: Million Thai Baht (THB) Sales and service income 219.09 301.56 -82.47 -27% Other income

Statement 2Q 2Q % 6 mth 6 mth % Unit : THB million 2018 2017 change 2018 2017 change Revenue from non-social security 212.10 178.03 19% 430.34 355.30 21% Revenue from social security 171.37 153.92 11% 336.06

declined yoy whereas revenue per head remained on the rise. The increase of revenue per head was Operation : Consolidated Profit & Loss Statement 3Q 3Q % 9 mth 9 mth % Unit : THB million 2019 2018 change

Q1/2020, Ended of March 31, 2020 Unit : Million Baht Power Generation Others Total Change Increase (Decrease) Quarter 1 Quarter 1 Quarter 1 Quarter 1 2020 2019 2020 2019 2020 2019 Amount % Total

: Million Baht Power Generation Others Total Change Increase (Decrease) Quarter 3 Quarter 3 Quarter 3 Quarter 3 2019 2018 2019 2018 2019 2018 Amount % Total Revenues 10,576 10,140 143 203 10,719 10,343 376 4

วันที่ 15 ตุลาคม 2545 1 NO. (SUTHA-SET) 016/2019/EN 14 August 2019 Subject : Clarification of Q2/2019 the total revenues and the Net profit change more than 20% To : The President of the Stock

costs but these efficiencies will not cover the full impact. We are communicating the rise in input costs to our customers as there will be a price rise as a consequence. Q1 2018 Q1 2017 YoY change YoY

enhanced to 28% 9M'2016 9M'2017 % change million Baht million Baht y-on-y Sales and service income 20,691 23,720 14.6% EBITDA 5,679 6,626 16.7% Net profit 2,473 2,823 14.1% Normalized net profit (NNP)* 1,966

services increase and the financing cost increase. Thus, the details of the Company’s performance are explained as follows: 2017 2018 Change MB % MB % MB % Rental and Service Income 708.0 94.9% 628.7 86.9

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