February 28, 2019 Subject: Managing Discussion and Analysis for Year2018 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

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

Stock Exchange of Thailand Pursuant to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 4/2018 on 8 August 2018, the resolution to certify the Company’s financial statements and

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

exceed 20% 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 for

exceed 20% (Revised) 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

: President The Stock Exchange of Thailand According to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 7/2019 on 11 November 2019, the resolution to certify the Company’s financial

1/4 August 13, 2020 Re: Clarification of the operating results of company and its subsidiaries for the six months period end June 30, 2020 To: President The Stock Exchange of Thailand K.C. Property

May 14, 2020 Re: Clarification of the operating results of company and its subsidiaries for the three months period end March 31, 2020 To: President The Stock Exchange of Thailand K.C. Property

- Translation - Ref. AECS 070/2020 May 14, 2020 Subject: Clarification of Financial Statement Quarter 1/2020 Ended on 31 March 2020 (Reviewed) To: The President The Stock Exchange of Thailand The