Page 1 of 2 August 9, 2019 Re: Management Discussion and Analysis for Quarter 2/2019 (June 30 ,2019) To: Director and Manager of the Stock Exchange of Thailand Patkol Public Company Limited and its

: Director and Manager The Stock Exchange of Thailand Ratchthani Leasing Public Company Limited would like to clarify the management discussion and analysis for the second quarter ended 30 June 2019 (reviewed

(Translation) UAC.CS/011/2018 May 14, 2018 Subject: Explanation of the operating results for the first quarter period ended March 31, 2018 To: President The Stock Exchange of Thailand Attachment

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 16/2018 May 15, 2018 To : The President The Stock Exchange of

หนา้1/2 (Translation) Ref. JCKH 014/2561 May 15, 2018 Subject: Management Discussion and Analysis for the Quarter 1/2018 To: The President The Stock Exchange of Thailand CC: The Secretary General The

1 28 May 2018 Subject: Explanation of operating result in the financial statement for the year ended 31 March 2018 To: President The Stock Exchange of Thailand With reference to the financial

months ended June 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the six-month period ended June 30, 2018 Operating

June 30, 2018 Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of Eastern Printing Public Co., Ltd. (“EPCO”) for the six-month period ended June 30, 2018

-month period ended September 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the nine-month period ended September 30

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