year. Dear Directors and Managers The Stock Exchange of Thailand, C.I. Group Public Company Limited hereby reports financial statements for the third quarter ended 30 September 2017 as follow; Revenue

No No. CC20190204ELE February 27, 2019 Re: Clarification of the changes in operation performance for the year ended 31 December 2018 Attn: The President The Stock Exchange of Thailand Cal-Comp

Dear Directors and Managers The Stock Exchange of Thailand, C.I. Group Public Company Limited hereby reports financial statements for the first quarter ended March 31, 2019 as followed; Revenue The

year. Dear Directors and Managers The Stock Exchange of Thailand, C.I.Group Public Company Limited hereby reports financial statements for the second quarter ended 30 June 2019 as follow; Revenue The

Dear Directors and Managers The Stock Exchange of Thailand, C.I.Group Public Company Limited hereby reports financial statements for the first quarter ended March 31, 2018 as followed; Revenue The

1 - TRANSLATION - VS/PC (Q-CON) 026/2018 August 06th , 2018. Attention Director and Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the second quarter

year. Dear Directors and Managers The Stock Exchange of Thailand, C.I.Group Public Company Limited hereby reports financial statements for the second quarter ended 30 June 2018 as follow; Revenue The

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

1 - TRANSLATION - KT/PB (Q-Con) 007/2020 May 15, 2020. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the first quarter ended 31 March 2020