/2018 22 nd February 2018 Subject : The explanation of operating results for the year 2017 Attention : The President The Stock Exchange of Thailand Dear Sir, For the year ended 31 st December 2017, Laguna

. 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

Ref. PDI/BK-BS-036/2019 10th May 2019 Re: Management Discussion and Analysis (MD&A) For the three-month period ended March 31, 2019 To: President The Stock Exchange of Thailand PDI reassessed its

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

Ref. PDI/BK-BS-056/2018 8th August 2018 Re: Management Discussion and Analysis (MD&A) For the 2Q 2018 and 1H 2018 To: President The Stock Exchange of Thailand Due to depletion of Mae Sod Mine’s

Ref. PDI/BK-BS-076/2018 7th November 2018 Re: Management Discussion and Analysis (MD&A) For the three-month and nine-month periods ended September 30, 2018 To: President The Stock Exchange of

ที่ กบร No. Kor Bor Ror. 019/2018 November 12, 2018 President The Stock Exchange of Thailand Re : Inter-transaction of purchasing assets by subsidiary companies, and transaction of subsidiary company

for the first quarter ended March 31, 2020 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the first quarter ended March 31, 2020 Firetrade

1 No. KK ELCID 2563/003 November 11, 2020 Subject: Management Discussion and Analysis for the third quarter ended September 30, 2020 To: President The Stock Exchange of Thailand K&K Superstore