a result of the ability to maintain profitability, the stock buyback, and the Company’s interim dividend payment. Quarter Quarter Quarter 1/2019 4/2019 1/2020 Current ratio 0.63 0.64 0.57 Debt to

- Translation - No. LMJG/SET/2020/013 May 18th, 2020 Subject: Clarification for the change of Operating Results more than 20% Attention: The President The Stock Exchange of Thailand Impact from the

No. CAZ 017/2020 07 August 2020 Subject: Management Discussion and Analysis for the 2nd Quarter ended 30 June 2020 Attention: The President, The Stock Exchange of Thailand CAZ (Thailand) Public

: President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the 3-month and 6-month

increase the asset utilization efficiency. Return on equity was 42.0% decreasing from previous, as a result of the ability to maintain profitability, the stock buyback, and the Company’s interim dividend

วันที่ 25 กุมภาพันธ์ 2558 August 14, 2020 Subject: Management’s Explanation and Analysis for the 3 months and 6 months period ended June 30, 2020 Attention: Director and Manager The Stock Exchange of

August , Ref: SET-- Re: Management Discussion and Analysis for Quarter ’ Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its subsidiaries (Hereinafter

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

quarter of 2021 To The President The Stock Exchange of Thailand We, Zen Corporation Group Public Company Limited (“the company”), are pleased to provide you our management discussion and analysis for the

-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