March 20, 2018 Subject The amendment of Information Memorandum on Acquisition of Assets To President The Stock Exchange of Thailand According, Bangkok Dec-con Public Company Limited has reported

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Public Company Limited and its subsidiaries (Hereinafter called “ The Group” ) would like to submit Management’s discussion and analysis for the Year 2018 with the summary as follows: - 1. Nature of

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(Translation) November 14, 2018 Ref: SET-2018-017 Re: Management Discussion and Analysis for Quarter 3’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited

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