- Translation - LPH/SET/2019/008 May 15, 2019 Re : The Board of Directors’ resolution Notification on acquisition of shares of New Company. To : President The Stock Exchange of Thailand Ladprao

) ( Translation ) Ref. AIT/19 - 246 July 5, 2019 Subject : Report on the Board of Directors’ resolution to sell shares in subsidiary To : The President The Stock Exchange of Thailand JCK International Public

period of last year The explanation for Company’s Operation change from same period more than 20% To : The President The Stock Exchange of Thailand T.C.J. Asia Public Company Limited (“TCJ”) and its

The Stock Exchange of Thailand The results of operations of Castle Peak Holdings Limited (CPH) and its subsidiaries in Q1/2018 compared to the results for Q1/2017 are classified by business as follows

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

of last year The explanation for Company’s Operation change from same period more than 20% To The President The Stock Exchange of Thailand T.C.J. Asia Public Company Limited (“TCJ”) and its

(Revised) To: The Director and Manager The Stock Exchange of Thailand The Company would like to report the operating results for the 2nd Quarter ended June 30, 2018 that total revenue was at THB8.94 million

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

shares in Duong River Surface Water Plant Joint Stocks Company in Vietnam on 7 August 2019. The total value of transactions is VND 2,073.19 Billion (approximately THB 2,762.96 million, using the exchange