June 2020 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for the second quarter ended 30 June

Quarter of 2020 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide you our management discussion and analysis for the 1st

fees. The above measures, which are considered a Related Parties Transaction in accordance with the Securities and Exchange Commission and Stock Exchange of Thailand Notifications, total 5.27 million

2nd quarter of 2020 and 6-month period ended 30 June 2020 To The President The Stock Exchange of Thailand We, Zen Corporation Group Public Company Limited (“the Group”), are pleased to provide you our

-Translation- Ref. WINNER 028/2020 November 12, 2020 Subject: Management Discussion and Analysis for the 3-month period and 9-month period ended 30 September 2020 To: The President The Stock Exchange

. The growth resulted from the boost of promotions and marketing activities, enabling the Company to gain various and higher-potential clients and further strengthen its market position. The Company has

0 ] Ref. No. IVL 001/05/2021 6 May 2021 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Review of Financial Statements and the Management Discussion and Analysis of

Extraordinary General Meeting of the Shareholders No. 1/2561, Plans for listing CAZ (Thailand) Co., Ltd. on the Stock Exchange of Thailand Attention The President The Stock Exchange of Thailand Enclosure

No. Kor Bor Ror. 026/2018 March 6, 2019 President The Stock Exchange of Thailand Sub : Dividend payments, connected transaction, the shareholders’ meeting date, and the dissemination of the meeting

-Translation- Ref. No. PorBor.025 / 2019 August 28, 2019 Subject: Entering into Transaction of Disposing of Subsidiary’s Land and Buildings for the Debenture Debt repayment To: President The Stock