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
information to the investors. Yours sincerely, (Mr. Somboon Fusriboon) Managing Director
informed accordingly. Yours sincerely, (Mr.Domdej Sripinproach) Managing Director