Province of Planet Board Company Limited, which is a Subsidiary of the Company Attention President The Stock Exchange of Thailand Enclosure Information Memorandum on Acquisition of Assets of East Coast

Province of Planet Board Company Limited, which is a Subsidiary of the Company (Additional) Attention President The Stock Exchange of Thailand Enclosure Information Memorandum on Acquisition of Assets of

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 10 May 2018 Re: To clarify the financial statements as of 31 March 2018 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

-Translation- Ref. WINNER 006/2020 February 27, 2020 Subject: Management Discussion and Analysis (MD & A) for the year 2019 To: The President The Stock Exchange of Thailand 1. Analysis of Overall

- Translation - Page 1 of 6 CBG 042/2017 11 August 2017 Subject Payment of interim dividend and management discussions and analysis for the 3-month and 6-month periods ending 30 June 2017 To

payables of THB 294mn mainly from other payables for purchases of investment in Multi Sign by Green Ad Co., Ltd., a subsidiary of MACO, of THB 175mn, dividend payable to Multi Sign’s shareholders of THB 21mn

financial institutions of THB 548mn and THB 335mn, respectively and dividend paid of THB 172mn. FINANCIAL RATIOS Profitability Ratios 3Q 2016/17 (Restated) 3Q 2017/18 Liquidity Ratios 31-Mar-17 (Restated) 31

Limited. The Company has already registered the changes to the Department of Business Development, Ministry of Commerce on April 17, 2019. In this regard, the Company still uses the same stock symbol “RATCH

- Translation - Page 1 of 7 CBG 034/2018 10 August 2018 Subject Payment of interim dividend and management discussions and analysis for the 3-month and 6-month periods ending 30 June 2018 To

- Translation - Page 1 of 7 CBG 034/2018 10 August 2018 Subject Payment of interim dividend and management discussions and analysis for the 3-month and 6-month periods ending 30 June 2018 (edit