- Translation - Page 1 of 6 CBG 006/2020 20 February 2020 Subject Management discussions and analysis for the fiscal year ended 31 December 2019 To President The Stock Exchange of Thailand We

the Year ending 31 December 2019 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

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 first quarter ended 31 March 2020

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 11 August 2020 Re: To clarify the financial statements as of 30 June 2020 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

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

analysis report of the financial positions and result of business operations differences more than 20% compare to the previous year. To : Board of Governors and the President of The Stock Exchange of

losses on inventories devaluation [NRV] THB 1,689 million] . And, due to the state of the price of crude oil declining significantly, the company recorded loss on impairments in assets under the

-7% Inventories 989 1,044 -5% Other current assets 177 180 -1% Total current assets 2,029 2,106 -4% Property, plant and equipment 2,183 2,071 +5% Goodwill 243 - - Investments in joint venture 53 53 -1

Ref. No. IVL 002/11/2018 Nov 8, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

entitled for subscription of new ordinary shares (Record Date) and Subscription period To: The President of the Stock Exchange of Thailand Enclosure: 1. No. For. 19/2018 Capital Increase, Waiver from