: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first quarter of the year 2018 ended March

notification of the Securities and Exchange Commission and the SET. Please be informed accordingly. Sincerely Yours, Prachuab Ujjin ( Mr. Prachuab Ujjin ) Director and Chief Executive Officer

Attention: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first 9 months of the year 2018

to listed companies with outstanding performance in investor relations activities organised by the Stock Exchange of Thailand (SET) and Money & Banking Magazine. MACO is one of the companies that

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

December 2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for year ended 31 December 2019 which

- Translation - Page 1 of 6 CBG 042/2017 11 August 2017 Subject Management discussions and analysis for the 3-month and 6-month periods ending 30 June 2017 To President The Stock Exchange of Thailand

* (%) 75.8% 62.9% Debt to equity (times) 1.0 0.8 Assets turnover* (times) 0.5 0.4 Remark: financial ratios were calculated based on The Stock Exchange of Thailand’s formula. *The Company didn’t restate the

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 10 November 2017 Re: To clarify the financial statements as of 30 September 2017 To: President The Stock Exchange of Thailand WHA Corporation Public Company

- Translation - Page 1 of 6 CBG 052/2017 14 November 2017 Subject Management discussions and analysis for the 3-month and 9-month periods ending 30 September 2017 To President The Stock Exchange of