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

Ref Ref. 2S_BoD001/2019 February 27th, 2019 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited

Ref Ref. 2S_BoD013/2019 August 14, 2019 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_BoD024/2018 August 14th, 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_BoD029/2018 November 14th, 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

HOLDINGS PUBLIC COMPANY LIMITED FOR THE THREE-MONTH PERIOD ENDED MARCH 31, 2021 1. STATEMENTS OF COMPREHENSIVE INCOME 1.1 Revenues from sales and services (Unit: Million Baht) For the ended March Movement

million baht, Decreased by 101.72 million baht or 23.54 % when compared with Q1 / 2023 This is because the company has a stock of raw materials for production starting in the 4th quarter of 2023. Profit

. Aluminum hydroxide as a raw material supplier. production alum and other chemicals. The company would like to clarify the operating results for the year Ended on Dec 3 1 , 2 0 1 9 which was audited by the

to revenue from sale ratio is 73.24 %, 70.82 % and 77.04 %, for year 2020, 2021, and 2022 respectively. The main reason is that in 2022, the company has increased variable costs such as raw material