& Hoeglund Public Company Limited (“the Company”), the management would like to clarify the operating results for the period three month ended March 31, 2018 as follows; Analysis of the operating results of

: Management discussion and analysis for the period three-month ended September 30, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements

: EIC-AD008/2019 February 27, 2019 Subject: Management Discussion and Analysis Yearly Financial Period Ending 31 December 2018 To: President The Stock Exchange of Thailand The Board of Directors of

19.80% respectively from the same period of the previous year because of a lower ownership transfer volume and increased efficiency of expenses management and operational costs control. During the last 9

management services for the three months ended March 3 1 , 2 0 1 7 were 6 9 .4 5 million baht, compared with 4 2 . 5 2 million baht of the same period of the previous year, an increase of 26.93 million baht or

Page 1 No. CMC Sor Lor.009/2019 May 14, 2019 Re: Management Discussion & Analysis for the Period Ended 31 March 2019 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN

Page 1 No. CMC Sor Lor.012/2019 August 13, 2019 Re: Management Discussion & Analysis for the Period Ended 30 June 2019 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN

net income increased 3 17.90 million baht from the last period, the management realized that the restructuring strategy and complete SSK will perform better. In the consolidated financial statements

1 | MANAGEMENT DISCUSSION AND ANALYSIS FOR THE YEAR 2020 Management Discussion and Analysis for the Year 2020 1 March 2021 In the 3-month period of Q4-2020, UWC reported gross margin of THB 28.04

:Consolidated Financial Statements 9mth 9mth Unit : THB million 2018 2017 Returns (%) Return on Assets * 13.5% 12.9% Return on Equity * 19.9% 14.6% Working Capital Management (Days) Trade Receivable Period 24 25