February 27, 2018 Subject Management Discussion and Analysis for the Year 2017 Ending December 31, 2017 To President and Director The Stock Exchange of Thailand Electronics Industry Public Company Limited

www.ucity.co.th (-Translation-) Ref. No. U.SET 004/2020 31 March 2020 Subject: Acquisition and Disposal of Ordinary Shares in Joint Venture Companies To: The President The Stock Exchange of Thailand U City Public

November 13, 2006 February 28, 2020 Subjects : Report of Operating Performance for the Year 2019 Attention : President of the Stock Exchange of Thailand The Consolidated net profit of Eastern

: companies that have declared their intention to join CAC, and companies certified by CAC. 4  The Stock Exchange of Thailand : the record of listed companies with corporate sustainable development "Thai

, dated 31 August 2018, and the announcement of the Stock Exchange of Thailand regarding disclosure and operation of listed companies for the acquisition or disposal of assets 2004, dated 29 October 2547

MDE02_5 Feb 17 (Translation) No.3/2018 February 6, 2018 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 2/2018 We, AEON Thana Sinsap

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ordinary shares of 4G MetalProducts Company Limited. To: President The Stock Exchange of Thailand K.C. Metalsheet Public Company Limited (“the Company” or “KCM”) hereby informs that the Executive Committee

Ref 61/009 Sep 3, 2018 Subject: The establishment of new subsidiary To: President The Stock Exchange of Thailand K.C. Metalsheet Public Company Limited (“the Company” or “KCM”) hereby informs that

to avoid impact incurred from a decline in the price of DCON's share before DCON disclosed such information to the Stock Exchange of Thailand (SET) on 23 February 2017 at 9.13 p.m. and 9.20 p.m