January 2019 Subject: Clarification of 2nd Quarter 2019 operating results that posted a difference greater than 20% from the preceding year To: Director and Manager the Stocks Exchange of Thailand World

1 11 February 2019 Subject: Explanation of operating result in the financial statement ended 31 December 2018 To: President of the Stock Exchange of Thailand With reference to the financial statement

Ref. HF 0114 / 2562 August 5th, 2019 Subject : Disclosure of Connected Transaction. (Edit 2) Attn : Managing Director of the Stock Exchange of Thailand. According to the resolution of the Board of

(-Translation-) Ref. No. U.SET 022/2019 September 20, 2019 Subject : Acquisition of ordinary shares in Trebren Investments Sp.z.o.o. To : The President The Stock Exchange of Thailand U City Public

, 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