คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 11 August 2017 Re: To clarify the financial statements as of 30 June 2017 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 9 May 2019 Re: To clarify the financial statements as of 31 March 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 8 November 2019 Re: To clarify the financial statements as of 30 September 2019 To: President The Stock Exchange of Thailand As WHA Corporation Public Company

: President The Stock Exchange of Thailand Since the Board of Directors of Filter Vision Public Company Limited (“the Company” or “FVC”) dated December 14, 2017 resolved to approve the signing of Hi Healthcare

Growth Leasehold REIT and the Lease of Assets to CPN Retail Growth Leasehold REIT To: The President, The Stock Exchange of Thailand Enclosure: Information Concerning the Acquisition Disposition of Assets

1/2 (Translation) Ref. HPIR 004/2018 February 28, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : The President The Stock Exchange of Thailand Duplicate

No. B52-202002/001 17 February 2020 Subject: Management Discussion and Analysis - for the year ended 31 December 2019. To: The President of Stock Exchange of Thailand B-52 Capital Public Company

หนังสือแสดงการรับทราบความผิด 27 February 2020 Subject : Management Discussion and Analysis of the year ended 31 December 2019 Attn. : Director and Manager The Stock Exchange of Thailand Encls. : A

4_MDA Year2019 EN -Translation- No. ECF2 007/2020 February 28, 2020 Subject: Management Discussion and Analysis of the year 2019 ended December 31, 2019 To President The Stock Exchange of Thailand

สรุปผลการดำเนินงานของบจ -Translation- November 22nd, 2017 Subject: Management Discussion and Analysis Fiscal Year 2017 To: Managing Director The Stock Exchange of Thailand Inoue Rubber ( Thailand