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

Attn : The Directors and The MAI Manager Ref: Dimet AC 0818/1 August 27, 2018 Attention: The Directors and The MAI Manager The Stock Exchange of Thailand Subject: Year End result and clarification of

AC 52/07-003 ACC1/18-048 November 12, 2018 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech

results for Quarter 3/2018 To : Director and Manager of The Stock Exchange of Thailand Union Petrochemical Public Company Limited and its subsidiaries would like to describe and analyze the financial

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

Microsoft Word - จัดตั้ง Gofive Coltd V1-eng.docx -Translation- Ref. IR 61/026 19 November 2018 Subject: The Establishment of a Subsidiary Company To: The President The Stock Exchange of Thailand

Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Market/Industry/Sector Change Effective Date 02/07/2015 Previous Market/Industry/Sector SET

661 6664-5 www.indoramaventures.com Ref.No.IVL001/10/2020 26th October 2020 President The Stock Exchange of Thailand Subject: Entering into a new Joint Venture Agreement with Toyobo Co., Ltd in Thailand

Our Ref: APURE 028/2021 12 November 2021 Subject Clarification on 3rd Quarter’s Operating Performance (3/2021) Attn. To President The Stock Exchange of Thailand The company clarifies causes and

and Royal Enactment ( 18 ) About SEC ( 17 ) Budget ( 17 ) Manual Select ( 4 ) Strategic Plan ( 4 ) Market Data ( 2 ) Enforcement ( 1 ) Intermediaries ( 1 ) Investors ( 1 ) Market Professionals ( 1