three -month period ended June 30, 2020 Attention: President The Stock Exchange of Thailand Further to our submission of the report and the financial statements for the six-month period ended June 30

.์ -4332-7776 E-mail: kcmetalsheet@hotmail.com Website: www.kcmetalsheet.co.th Ref KCM63/006 June 9, 2020 Subject Notice of related party transaction To President The Stock Exchange of Thailand K.C

Exchange of Thailand The Board of Directors Meeting of Ladprao General Hospital Public Company Limited (the “Company”), No.5/2019, held on November 13, 2019, has approved the financial statements of the

- Translation - Ref : LPH/SET 2020/009 May 13, 2020 Subject : Clarification on the Operating Results for the three-month period ended March 31, 2020 (Q1/2020) To : President The Stock Exchange of

set-q4-60 (Translation) Ref.No.LEE 02/2018 27 February, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : President of The Stock Exchange of Thailand We

POST 006/2018 Monday 5th March 2018 To The President The Stock Exchange of Thailand Subject: Operating Results Clarification on the Percentage of Changes Exceeding 20% of Bangkok Post Public Company

POST 003/2018 Wednesday 28th February 2018 To The President The Stock Exchange of Thailand Subject: Operating Results Clarification on the Percentage of Changes Exceeding 20% of Bangkok Post Public

-9320 1 Ref: PCL 2019/008 May 8, 2019 Subject: Management Discussion and Analysis Quarterly Ended 31 March 2019 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

May 15, 2019 Subject : Management Discussion and Analysis for quarter ended March 31, 2019 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1 Revenues Consolidated

Consolidated Financial Statements for the second quarter of 2019, reviewed by auditor to the Stock Exchange of Thailand. The clarification on Company’s operating results for the second quarter of 2019, are as