: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the six

-Translated Version- No. ECF2 026/2019 May 15, 2019 Subject: Management Discussion and Analysis of the 1st quarter ended 31 March, 2019 To President The Stock Exchange of Thailand East Coast

) August 8, 2018 Re : Report the operating result for the year ended June 30 ,2018 by more than 20 percent. To : Director and Manager the Stock Exchange of Thailand Approved by the Board of Directors of

13 November 2019 Subject : Explanation of the operating results for the nine months of the year 2019, change in excess of 20% Attention: Directors and Managers the Stock Exchange of Thailand According

Discussion and Analysis for the Performance for the year ended 31 December 2019 To: President The Stock Exchange of Thailand The Board of Directors of Electronics Industry Public Company Limited (the “Company

No. MVP038/2020 May 15, 2020 Subject: Management Discussion and Analysis for the three - month period ended 31 March 2020 To: President and Manager The Stock Exchange of Thailand M Vision Public

Q2/2020 (Ending June 30, 2020) To Director and Manager of the Stock Exchange of Thailand UBIS (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial

(Ending March 31, 2020) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial status for the

therefore would need to get approval from Board of Directors in order to process such transaction. And then it can be further to disclose the information memorandum to the Stock Exchange of Thailand (SET

August , Ref: SET-- Re: Management Discussion and Analysis for Quarter ’ Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its subsidiaries (Hereinafter