-1- AIT (VP-SEC) 017E/2020 May 11, 2020 Subject: Management's Discussion and Analysis of Operating Results for Q1-2020 To: The President of The Stock Exchange of Thailand Summary of Operations Q1

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 15 May 2020 Re: To clarify the financial statements as of 31 March 2020 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

May 15, 2020 Ref: SET-2020-010 Re: Management Discussion and Analysis for Quarter 1’ 2020 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its subsidiaries

Microsoft Word - NWR 112-63_E_Q2 (Translation) No.FN-NWR 112/63 11 August 2020 Subject : Submission of Financial Statements for the Second quarter ended June 30,2020 To : President The Stock Exchange

last year mainly attributed to increase in Disposal Asset Group classified as held for sales of Power Plants business unit in the amount of THB 149.44 million. After considering the certainty of disposal

(Translation) UAC.CS/021/2020 November 11, 2020 Subject: Explanation of the operating results for the third quarter period ended September 30, 2020 To: President The Stock Exchange of Thailand

) 3Q2020 Management Discussion and Analysis Costs and Expenses 1) Cost of services in 3Q2020 was Bt586.61mn, 79.8% of total revenue from core business or decreasing 2.2% QoQ due to efficient cost controlling

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

of the Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 30 September 2019 As the Golden Lime Public Company Limited (“the Company”) has submitted the Review report on the

3rd Quarter of 2019 and 9-months period ending 30 September 2019 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide