Translation August 9, 2017 Subject: Management explanation and analysis for Quarter ended 30 June 2017 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company Limited

: The Director and Manager The Stock Exchange of Thailand The Company would like to report the Company’s operating result for the 2nd Quarter ended June 30, 2017 that total revenue was THB7.03 million

To: The Director and Manager The Stock Exchange of Thailand The Company would like to report the Company’s operating result for the 3rd Quarter ended September 30, 2017 that total revenue was THB25.86

Director and Manager The Stock Exchange of Thailand The Company would like to report the Company’s operating result for the year ended December 31, 2017 that total revenue was THB84.90 million increased by

รายงานการประชุมคณะกรรมการบริษัทฯ ครั้งที่....../2541 20 June 2019 Re Acquisition of shares in a company between subsidiaries To Director and Manager The Stock Exchange of Thailand We, Land and Houses

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

: The Director and Manager The Stock Exchange of Thailand The Company would like to report the operating results for the 2nd Quarter ended June 30, 2018 that total revenue was at THB8.94 million

Ref 61/009 Sep 3, 2018 Subject: The establishment of new subsidiary To: President The Stock Exchange of Thailand K.C. Metalsheet Public Company Limited (“the Company” or “KCM”) hereby informs that

หน้า 1 จาก 1 Translation November 12, 2018 Subject: Management explanation and analysis for Quarter ended 30 September 2018 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe

Ref Ref. 2S_BoD009/2020 May 13th, 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