February 25, 2019 SET-19-AC-001 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the year ended 31 December 2018 According to the resolution of BKD’s

Manager of the Stock Exchange of Thailand For the Q3/2019 period ended of September 30, 2019 (9 months) operating result of the company net loss Baht 0.22 Million comparison with the previous Q3/2018’s net

หน้า 1 จาก 1 Translation February 19, 2020 Subject: Management explanation and analysis for Year ended 31 December 2019 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe 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

MATI 03/2563 February 28, 2020 Subject Report on Year End Period Consolidated Financial Statement which ended on December 31, 2019 To Director and Manager The Stock Exchange of Thailand Matichon

Secretary of the Securities and Exchange Commission The company clarify cause and reason if relative performance of a particular company varies more than 20% compared to previous year; we hereby explain our

Exchange of Thailand The operating performance for three-month period ended 31 March 2017 of Mahachai Hospital Public Company Limited was highlighted as follow: Company performance for three-month period

5, 2017 Subject: Disposal of investment in associate company To: The President The Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) wishes to announce that Continental

MDE07_2017_7JUly17 (Translation) No.22/2017 July 7, 2017 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 7/2017 We, AEON Thana

At Hor-For 0126/2550 August 8th, 2017 At Hor-For 0101/2560 Subject Notification of the performance of 2nd quarter ended June 30, 2017 Attn Directors and Manager, The Stock Exchange of Thailand We