No. CAZ 002/2019 26 February 2019 Subject: Management Discussion and Analysis Year ended 31 December 2018 Attention: The President The Stock Exchange of Thailand CAZ (Thailand) Public Company Limited

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No. CAZ 007/2019 15 May 2019 Subject: Management Discussion and Analysis 1st Quarter ended 31 March 2019 Attention: The President The Stock Exchange of Thailand CAZ (Thailand) Public Company Limited