names of recorded shareholders are entitled to the right to attend the Extraordinary General Meeting of Shareholders No. 1/2019 (Record Date) To: Director and Manager The Stock Exchange of Thailand

, directors, executives, or the related persons must be passed through approval procedures as defined in , for example, by the articles of corporation, the regulation of the Stock Exchange of Thailand and SEC

(Translation) February 27, 2019 Ref: SET-2019-003 Re: Management's Discussion and Analysis and operating results for the Year 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision

Eng_MD&A Q2'18 (Translation) August 14, 2018 Ref: SET-2018-016 Re: Management Discussion and Analysis for Quarter 2’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public

(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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" of the Securities and Exchange Commission (SEC). An English version of the MD&A has been prepared from the Thai version. In the event of a conflict or a difference in interpretation between the two

registration statement has been registered by the Office of Securities and Exchange Commission. The effectiveness of this registration statement neither represent that the Securities and Exchange Commission, the

IFA Jay Capital Advisory Company Limited SET The Stock Exchange of Thailand SEC The Securities and Exchange Commission Notification of the Acquisition or Disposition Notification of Capital Market

Notification of the Board of Governors of the Stock Exchange of Thailand Re: the Disclosure of Information and Other Acts of Listed Companies Concerning the Acquisition and Disposal of Assets B.E. 2547 (2004