Ref Ref. HF 0021 / 2018 February 23rd, 2018 Subject : Notification of the resolution of the Board of Directors No. 1/2018 (Edit) To : Director and Manager of The Stock Exchange of Thailand We, Hwa

Ref Ref. HF 0021 / 2018 February 23rd, 2018 Subject : Notification of the resolution of the Board of Directors No. 1/2018 (Amendment of the agenda of the Annual General Meeting of Shareholders No. 1

Ref Ref. HF 0021 / 2018 February 23rd, 2018 Subject : Notification of the resolution of the Board of Directors No. 1/2018 To : Director and Manager of The Stock Exchange of Thailand We, Hwa Fong

Ref Ref. No. Thor Bor. 004/2561 March 16, 2018 Subject 1. Consider entering into transactions with related parties 2. Sale of land with building to Saha Phatanapibul Public Company Limited (Addition

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 PAE (Thailand) Public Company Limited 69 Soi On-Nuch 64 Srinakarin Rd., Suanluang, Bangkok 10250 Tel: 02-322-0222 Fax: 02-322-2970-1 Page 1/2 PAE AC.FI. 05/2019 February 25, 2019 Subject

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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

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