subsidiaries Ref. PDI/BK-BS-008/2020 20th February 2020 Re: Management Discussion and Analysis (MD&A) For the year ended December 31, 2019 To: President The Stock Exchange of Thailand Padaeng Industry Public

Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial status which had changed over 20 percent

December 31, 2017) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial status for the year

Ref. No. 1802/008EN February 20, 2018 Subject Management Discussion and Analysis for the year 2017 (Ending December 31, 2017) (Additional) To Director and Manager of the Stock Exchange of Thailand

law on concerning agricultural futures trading; (18) international financial institution; (19) Deposit Protection Agency; (20) Stock Exchange of Thailand; (21) juristic person in the category of

Palmer & Turner (Thailand) Ltd MJD.IR.003/2562 28 February 2019 Subject : Clarification of the operating result for the year 2018 ended December 31, 2018 To : Director and Manager The Stock Exchange

. OCMSET1905/002 May 8, 2019 Subject: Report the operating result for the year ended March 31 ,2019 by more than 20 percent. Dear Director and Manager The Stock Exchange of Thailand According to the resolution

. OCMSET / 1905/002 May 8, 2019 Subject: Clarification of the operating results for the three-month period of 2019, change of rate more than 20 percent Dear Director and Manager the Stock Exchange of

15, 2019 Subject: MD&A for the financial statements of the 1st quarter of fiscal year 2019 ended as of March 31, 2019 To: The President The Stock Exchange of Thailand Aapico Hitech Public Company

1 May 15, 2019 Subjects : Clarification of operating results for the Q1/2019 Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of Eastern Printing