Manager of the Stock Exchange of Thailand For the Q2/2019 period ended of June 30, 2019 (3 months) operating result of the company net loss Baht 6.47 Million comparison with the previous Q2/2018’s net loss

Writer Ref. No. 151/2561 10 August 2018 SUBJECT : Management Discussion and Analysis ending 30 June 2018 ATTN : President of the Stock Exchange of Thailand The Company realized profit for the second

หนา้ 1/1 (Translation) Ref. JCKH 024/2561 14 August 2018 Subject: Management Discussion and Analysis for the Quarter 2/2018 To: The President The Stock Exchange of Thailand CC: The Secretary General

19 เมษายน 2539 (TRANSLATION) Tor. For. 22 /2018 November 14, 2018 Subject : Clarification on the Company’s Operation Results for Q3/2018 To : President of the Stock Exchange of Thailand Far East Fame

ACC1/19-007 February 18, 2019 Subject: Management Discussion and Analysis for the year ended December 31, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

ACC1/20-012 February 25, 2020 Subject: Management Discussion and Analysis for the year ended December 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

Ref. No. 132 /2560 10 August 2017 SUBJECT : 2Q/2017 reviewed financial statements and related comments. ATTN : The President Stock Exchange of Thailand Attachment : The reviewed financial statements

Translation November 10, 2017 Subject: Management explanation and analysis for Quarter ended 30 September 2017 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company

At Hor-For 0126/2550 February 23th, 2018 At Hor-For 0020/2561 Subject Notification of the performance of 2017 Attn Directors and Manager, The Stock Exchange of Thailand We, Hwa Fong Rubber (Thailand

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