หน้า 1 จาก 1 Translation May 10, 2019 Subject: Management explanation and analysis for Quarter ended 31 March 2019 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

หนา้ 1 จาก 1 Translation May 13, 2020 Subject: Management explanation and analysis for Year ended 31 March 2020 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company

, 358 Moo 6, Highway 331, Bowin, Sriracha, Chonburi 20230, Thailand Tel: 038-345-950 Fax: 038-345-693 GJS Quality Steel by Quality People No. GJS/ELCID-29/2560 16 November 2017 Subject: Reports on

หน้า 1 จาก 1 PAP_SET18004 Translation February 22, 2018 Subject: Management explanation and analysis for Year ended 31 December 2017 Attn: The Managing Director, the Stock Exchange of Thailand

No. KCM62/007 November, 11 2019 Subject Clarification of operating result for 3rd Quarter 2019 ended September 30, 2019 Attention President The Stock Exchange of Thailand K.C. Metalsheet Public

Stock Exchange of Thailand Refer: The letter no. TorLor 049/2014; dated on 24th November 2014; subject: Information on investment increase in shares of Millcon Steel Public Company Limited resulting from

หน้า 1 จาก 1 Translation February 22, 2019 Subject: Management explanation and analysis for Year ended 31 December 2018 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

หน้า 1 จาก 1 Translation August 8, 2018 Subject: Management explanation and analysis for Quarter ended 30 June 2018 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

หนา้ 1 จาก 1 Translation August 13, 2020 Subject: Management explanation and analysis for Year ended 30 June 2020 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

assistance) (Additional) To: The President The Stock Exchange of Thailand The Board of Directors Meeting of G J Steel Public Company Limited (“Company”) No.8/2017 held on September 22, 2017 has passed the