หน้า 1 จาก 1 Translation August 13, 2019 Subject: Management explanation and analysis for Quarter ended 30 June 2019 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

without approval from the shareholders. Please kindly be informed accordingly. Sincerely yours, Mrs. Teerada Ambhanwong Managing Director Chief Executive Officer

1 - TRANSLATION - VS/PC (Q-CON) 016/2018 May 10th , 2018. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the first quarter ended 31 March 2018

1 - TRANSLATION - KT/PB (Q-Con) 001/2020 February 13, 2020. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for year 2019 Quality Construction

(Translation) Ref. MD.043/2017 August 31, 2017 Subject: The investment in new company To: Managing Director of the Stock Exchange of Thailand Patum Rice Mill and Granary Public Company Limited (“PRG

1 - TRANSLATION - KT/PB (Q-Con) 020/2019 August 7, 2019. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the second quarter ended 30 June 2019

1 - TRANSLATION - KT/KP (Q-CON) 007/2018 November 1st , 2018. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the third quarter ended 30

1 - TRANSLATION - KT/PB (Q-Con) 004/2019 February 4,2019. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for year 2018 Quality Construction

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. 023 / 2019 November 14, 2019 Subject Explanation of the operating performance for 3-month period ended September 30, 2019 To Managing Director The Stock Exchange of Thailand Pan Asia Footwear Public