, 2019 Subject: Clarification of 1st Quarter 2020 operating results that posted a difference greater than 20% from the preceding year To: Director and Manager the Stocks Exchange of Thailand World

-Translation- No. ECF2 039/2019 18 October 2019 Subject: Notification of the Postponement of the Extraordinary General Meeting of Shareholders No.1/2019 and the change of record date for shareholders

MD & A - Q3-62 _ก่อนสอบทาน__EN October 18, 2019 Subject : Management Discussion and Analysis For the second quarter ended 30 September 2019 (Unreviewed) To : Director and Manager The Stock Exchange

ที่ กม (TRANSLATION) No. Gor.Mor. 48/2562 November 7, 2019 Subject: Warehouse Lease Transaction with Related Persons To : Director and Manager The Stock Exchange of Thailand The Board of Directors

7th November 2019 Subject: Management Discussion and Analysis for the Quarter 3 Ending 30th September 2019 Attention: President Stock Exchange of Thailand Please find below the additional information

AC 52/07-003 ACC1/19-056 11 November 2019 Subject : The Purchase of the Ordinary Shares of Duwell Intertrade Co., Ltd. To: Director and Managing Director The Stock Exchange of Thailand Qualitech

November 11, 2019 SET-19-AC-004 Dear The President The Stock Exchange of Thailand Subject : Clarification of Result’s Operation for the nine months ended September 30, 2019 According to the

No. B52-201911/001 11 November 2019 Subject: Management Discussion and Analysis - for the three-month period ended 30 September 2019. To: The President of Stock Exchange of Thailand B-52 Capital

M.D. 219/2019 November 12, 2019 Subject : Disclosure of the information connected transaction To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited hereby

Microsoft Word - Resolution BD-5-62 _EN_ Page 1/2 November 13, 2019 Subject: Connected transaction - Land and building leasing To : President The Stock Exchange of Thailand The Board of Directors of