จดหมายชี้แจงq261e August 14, 2018 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2018 Summary on Second Quarter
Managing Director Authorized to sign on behalf of the company
จดหมายชี้แจงq361e November 12, 2018 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 September 2018 Summary on Third Quarter
. Boondee Amnuayskul) Chief Executive Officer and Managing Director Translation
informed accordingly. Sincerely yours, T.K.S. Technologies Public Company Limited -Signed- Mr.Somkid Wekinvattanasaed Managing Director
the investors. Yours sincerely, (Mr. Somboon Fusriboon) Managing Director
หนา้ 1 จาก 1 Translation November 13, 2019 Subject: Management explanation and analysis for Quarter ended 30 September 2019 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe
. Somkiat Vongsarojana) Managing Director As the Planner
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
, Boondee Amnuayskul (Mr. Boondee Amnuayskul) Chief Executive Officer and Managing Director