information (Unit : Million Baht) For nine-month period ended 30 Sep Change % Change 4 / 6 Operating results by business for the nine-month period ended 30 September 2019 • Increase in gross profit was mainly

2017 Change % Change Revenue 849.62 707.22 142.40 20% Cost 721.26 596.69 Gross profit 128.36 110.53 17.83 16% Gross profit margin 15.11% 15.63% Other income 0.24 3.80 (3.56) -94% Selling expenses 1.89

compared to the six-month period of 2023. Gross Profit Quarter 2 Quarter 1 Quarter 2 Change 6-month 6-month Change (Unit: THB Mn) 2023 2024 2024 %QoQ %YoY 2023 2024 %YoY Biomass Power Plant 206.9 182.4 222.8

MTHB according to the change of severance payment policy following the amended Labor Protection Act. * Note Please find further information in the consolidated financial statements. 2 Summary of

the liquidation of Solvay Biochemicals (Taixing) Limited were fully booked in 2017. 4. 93 MB loss on dilution on investment in an associate was recorded from the change in the Company’s ownership

. %Gross Profit Margin Business Overview 2019 Performance Unit : THB million Change Y2019 Y2018 (%) As Reported Total revenues 2,497 2,052 21.7% TKS 1,416 1,257 12.5% TBSP 1,081 795 35.9% T.K.S. Technologies

) 1 (1) Profit for the quarter 9 17 (8) 2.5% 3.9% Consolidated financial information (Unit : Million Baht) 3 Months Change % Change 2 / 3 Operating results by business for the three-month period ended

Ref Ref. 2S_BoD017/2018 May 9th, 2018 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the

Ref Ref. 2S_BoD024/2017 August 9th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the

Ref Ref. 2S_BoD024/2017 August 9th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the