วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC003/2019 August 14, 2019 Subject : The company’s operating result for the 2nd quarter of year 2019 To : The president, The Stock

: Interim Analysis and Explanation of the Management To: Directors and Managers The Stock Exchange of Thailand Short-term loan from directors As of June 30, 2019, the company had a short-term loan from

Microsoft Word - NWR 115-61_E_Q2 (Translation) No.FN-NWR 115/61 14 August 2018 Subject : Submission of Financial Statements for the Second quarter ended June 30,2018 To : President The Stock Exchange

: Management discussion and analysis for the period three-month ended September 30, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements

Palmer & Turner (Thailand) Ltd MJD.IR.018/2561 13 November 2018 Subject : Clarification of the operating result for the year 2018 ended September 30, 2018 To : Director and Manager The Stock Exchange

วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC005/2018 November 14, 2018 Subject : The company’s operating result of the 3rd quarter of year 2018. To : The president, The Stock

2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries

วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC004/2019 November 13, 2019 Subject : The company’s operating result for the 3rd quarter of year 2019 To : The president, The Stock

analysis for the three-month period ended September 30, 2019 To: Director and Manager of the Stock Exchange of Thailand Referring to the submission of reviewed financial statements for quarter 3/2019 of Wiik

วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC001/2020 February 28, 2020 Subject : The company’s operating result for the year 2019 To : The president, The Stock Exchange of