recorded in order to more accurately reflect the value of financial assets. -3- Summary of Operation for Q4-2022 Outstanding by Quarter Change Topic Q4 – 22 Q3 – 22 Q4 – 21 Q4 – 22 VS Q3 – 22 Q4 – 22 VS Q4

changed from its financial status as of December 31, 2019. The changes are described as follows: Assets Items that has significant changes Balance by Quarter Change Q2–20 Q4–19 Q2–20 VS Q4–19 (MB) (MB

has significant changes Balance by Quarter Change Q3–20 Q4–19 Q3–20 VS Q4–19 (MB) (MB) % Trade and other receivables 3,067.2 2,268.6 798.6 35.2 Contract assets - unbilled receivables 1,611.6 1,705.0

% Income tax expense 1.17 2.41 (1.24) -51.4% Profit for the quarter 17.47 24.30 (6.83) -28.1% 3.9% 6.0% Consolidated financial information (Unit : Million Baht) 3 Months Change % Change 2 / 3 Operating

Change 3 months Change 2017 2016 Amount % 2017 2016 Amount % Revenue from sale – net 343.16 310.14 33.03 11% 338.57 304.03 34.53 11% Gain from exchange rate 0.30 0.48 -0.18 -37% 0.26 0.49 -0.23 -46% Other

Company’s operating performance in 2017 and 2016 is shown in the following table: FY2017 FY2016 % Change FY2015 % Change [Amount in Baht Million] Y-o-Y Y-o-Y [2017 VS. 2016] [2016 VS. 2015] Sales Revenue

financial status as of December 31, 2023. The changes are described as follows: Assets Items that has significant changes Balance by Quarter Change Q1–24 Q4–23 Q1–24 VS Q4–23 (MB) (MB) % Trade and other

, consists of unrealised gain on exchange rate of receivable under finance lease agreement, gain on forward contracts and insurance claim. Change QoQ Consolidated financial statements Change YOY Financial

changes Balance by Quarter Change Q1-22 Q4-21 Q1-22 VS Q4-21 (MB) (MB) % Cash and cash equivalent 1,245.4 378.5 866.9 229.0 Other current financial assets – Unit trust 400.5 720.0 (319.5) (44.4) Trade and

Analysis 1.1 Performance for the 3 months and 6 months period ended June 30, 2019 as follows: Unit : Million Baht For the 3 months Change between YoY For the 6 months Change between YoY Q2/19 Q2/18 Amoun