AQIs AQIs AQIs AQIs AQIs AQIs AQIs 2564 - 2565 AQIs - 1. * 2564 Non-Big 4 Local firms1 International firms2 (partner)3 166 - 577 5.11% - 6.39% 4.21% - 13.72% EQCR) 68 - 364 2.09% - 4.03% 1.71% - 4.20% 1

Relationships and Specific Engagements) 4. (Human Resources) 5. (Engagement Performance) 6. (Monitoring) 9 6. 3 AQIs AQIs AQIs AQIs AQIs AQIs AQIs AQIs AQIs KPMG 2563 - 2564 AQIs 1. * KPMG 2563 Big 4 (partner)1

AQIs AQIs AQIs AQIs AQIs AQIs AQIs EY 2563 - 2564 AQIs 1. * EY 2563 Big 4 (partner)2 28 1,113 1.91% - 5.64% 1.57% - 7.20% EQCR) 11 187.5 0.16% - 2.2% 0.32% - 2.5% 72.5 7,520.7 9.44% - 24.6% 3.89% - 21.36

held by the Company to Big C Retail Holding Company Limited (“Big C Retail”) at THB 180.00 per share, which is the agreed price between the Company and Big C Retail, and is also higher than the 30-day

from Covid-19, caused a big loss of Baht 631.26 million in a Q2 2020. However, the company was able to turn profitable for full-year 2020 and generated over Baht 1,000 million of net profit in 2021. 2

% – 74.3% throughout the year 2017, over the cycle, anyhow overall went on at higher level than previous year, somewhat improved indicates the recovery trend, but not too much while big portion of idle

trend, but not too much while big portion of idle capacity still existed. Hence, the oversupply risk will pertain with high probability towards 2018 and afterwards, if China and major steel producing

CCUS Capacity-building/Collaboration with potential partners • Production, Distribution, Utilization • MoU with BIG • MoU with DGA Hydrogen Value Chain NH3 Co-firing • BLCP • QPL H2 Co-firing • Linden

went on at higher level than previous year, somewhat improved indicates the recovery trend, but not too much while big portion of idle capacity still existed. Hence, the oversupply risk will pertain with

while big portion of idle capacity still existed. Hence, the oversupply risk will pertain with high probability towards 2018 and afterwards, if China and major steel producing countries do not adequately