presented below: Q1-2021 Q1-2020 THB Mn THB Mn THB Mn % Fuel materials cost 536.5 516.9 19.6 3.8 Depreciation and amortisation cost 152.5 124.9 27.6 22.1 Staff cost and other benefits 36.7 37.2 (0.5) (1.3

sales and service for the period ended 31 March 2022 and 2021 are presented below: Q1-2021 Q1-2022 Cost of sales and service THB Mn THB Mn THB Mn % Fuel materials cost 536.5 808.1 271.6 50.6% Depreciation

31 March 2023 and 2022 are presented below: Q1-2022 Q1-2023 Cost of sales and service THB Mn THB Mn THB Mn % Fuel materials cost 808.1 905.5 97.4 12.1% Depreciation and amortisation cost 165.8 173.4

2023 are presented below: Cost of sales and service Quarter 1 Quarter 1 Change (Unit: THB Mn) 2023 2024 Amount % Fuel materials cost 905.5 716.5 (189.0) (20.9%) Depreciation and amortisation cost 173.4

utilization, ending 31 December 2017 Source: World Steel Association The main raw materials (Pig iron, shredded scrap) the price movement of the main raw materials, i.e. scraps and pig iron, had more fluctuated

use effective measures for steel production control. Chart of world steel production capacity utilization, ending 31 December 2017 Source: World Steel Association The main raw materials (Pig iron

, higher demand for virgin materials following the China import waste ban and superior supplier discipline has created a more balanced environment resulting in higher utilization rates and margins. Our

PET packaging, given its beneficial, functional, and environmental properties compared to other beverage packaging materials. Specialty Chemicals The specialty chemicals segment registered lower

Association The main raw materials (Pig iron, shredded scrap) the price movement of the main raw materials, i.e. scraps and pig iron, had more fluctuated since the first quarter of 2016, by increasing in the

2,061 million as at 31 December 2016, mainly due to higher trade payables under the group of packaging materials whose payment period is quite long, while there was also an increase in loans from