-Translation- No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK

Financial Management Purposes (Treasury Stocks) . Since the start of the program until the 30th December 2019, the cumulative number of shares repurchased was 16,492,800 shares, with the total value of THB

Microsoft Word - IM1_TSE _EN_ Final.doc “Translation” INFORMATION MEMORANDUM ON THE DISPOSAL OF SHARES AND CONNECTED TRANSACTION IN   THAI SOLAR ENERGY PUBLIC COMPANY LIMITED WAVE ENTERTAINMENT

statement, Approval of the disposition of shares in subsidiary and Appointment of new director replacing resigned director Edited To: The President, The Stocks Exchange of Thailand The Board of Directors

Director, schedule date for the Extraordinary General Meeting No.2/2017 (Revised) To: The President, The Stocks Exchange of Thailand According to the Board of Directors’ Meeting of World Corporation Public

statement, Approval of the disposition of shares in subsidiary and Appointment of new director replacing resigned director To: The President, The Stocks Exchange of Thailand The Board of Directors’ Meeting of

the Board of Directors’ meeting for connected transaction and Schedule date for the Extraordinary General Meeting of Shareholders No. 1/2016 To: The President, The Stocks Exchange of Thailand The Board

stainless pipe following the lower global material price and intensive competition. The majority sales of Company comprised of metal like stainless steel and non-ferrous metal like copper and aluminum whereas

2022 2.95 10 October 1,000 3 years 10 October 2019-10 October 2022 2.70 2. The Company has been repurchasing shares since the end of 2018. As of 30th September 2019, the total of 21.50 million shares

October 2019 - 10 October 2022 2.70 2. The Company has been repurchasing stocks since the end of 2018. As of 31 December 2019, the Company has bought back 21.5 million shares worth 142.11 million THB (the