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

Extraordinary General Meeting of Shareholders No. 1/2018 To: The President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on the Asset Acquisition and Connected Transactions of U City Public

Transactions Deemed as Acquisition or Disposal of Assets, dated August 31, 2008 (as amended) and the Notification of the Board of Governors of the Stock Exchange of Thailand regarding Disclosure of Information

Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the 3-month period ended March 31

or 97.0 percent of which profit attributable to the equity holder of the Company was 14.8 million baht. The weaker net profit was mainly due to substantial increase in fuel costs and excise tax on fuel

วันที่ 25 กุมภาพันธ์ 2558 August 14, 2019 Subject: Management’s Explanation and Analysis for the 3 months and 6 months period ended June 30, 2019 Attention: Director and Manager The Stock Exchange of

วันที่ 25 กุมภาพันธ์ 2558 November 14, 2019 Subject: Management’s Explanation and Analysis for the 3 months and 9 months period ended September 30, 2019 Attention: Director and Manager The Stock

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

May 15, 2020 Ref: SET-2020-010 Re: Management Discussion and Analysis for Quarter 1’ 2020 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its subsidiaries

Extraordinary General Meeting of the Shareholders No. 2/ 2 5 6 1 , Land purchased from the connected person and sell in investment of the subsidiary (Revised) Attention The President The Stock Exchange of