Significant Event Operating Highlights in Q1/2024 Q1/23 Q1/24 Change +/(-) (THB million) %YoY Operating Revenue 264 340 29% Gross Profit 168 226 35% EBITDA 80 113 41% Net Profit (Loss) for the Company 34 54 59

manner and dates on which amounts due are to be paid. 3. Where applicable, methods of and time limits for — (a) the delivery of the documents evidencing title to the shares being offered (including

) Explaining the guideline for administrating, managing or solving the case that the proceeds from capital increase are not sufficient or there is a situation which causes the change of absorption costing

CONSTRUCTION EXECUTIVE SUMMARY EXECUTIVE SUMMARY 2 Q1’19 Q4’19 Q1’20 change change Btmn Btmn Btmn y-on-y q-on-q Sales and service income 10,257 11,258 11,223 9.4% (0.3%) EBITDA* 2,413 2,938 3,278 35.8% 11.6% Net

The financial expenses in 2017 were 16.91 million baht decreased from previous year which were at 7.77 million baht. Comparing in term of percent of revenues, the ratio is not much change. It was at

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

from prior year by Baht 801.9 million or 96.3% due following to: Description 2019 Million Baht 2018 Million Baht Change Million Baht Change (%) Revenue from real estate segment - 800.0 (800.0) (100.0

Ref Ref. 2S_BoD001/2020 February 26th, 2020 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited

Change Amount Change 2019 2018 Value % 2019 2018 Amount % Revenue from sale – net 1,254.18 1,393.11 -138.92 -9.97% 1,251.51 1,381.97 -130.47 -9.44% Gain on exchange rate 0.34 1.26 -0.92 -72.75% 0.41 1.29

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