(Translation) No. MD119/2560 August 29, 2017 Re: Clarification on the Financial Performance of the Company and its subsidiaries as of Year 2015 Attn: President The Stock Exchange of Thailand We, K. C

(“Company”) and its subsidiaries (“The Group”) would like to clarify operating results for the 3rd quarter of 2019 as follows: 1. Performance Analysis 2019 2018 % 2019 2018 % Revenue from steel tower

= Translation = Management Discussion and Analysis for Interim Business Operations Financial Performance for the period ended September 30 , 2017 (Unit : Million Baht) 2017 2016 Inc./(Dec

efficiency. PERFORMANCE OVERVIEW 2 | MANAGEMENT DISCUSSION AND ANALYSIS 2019 Revenue Major revenue of The Group mainly came from revenue from steel tower manufacturing and revenue from sales of electricity. In

held for sale. UWC plan to reinvest the proceeds in a higher return business to accommodate growth and streamline the company’s efficiency. PERFORMANCE OVERVIEW 2 | MANAGEMENT DISCUSSION AND ANALYSIS

analysis of financial performance for the three-month period ended 30 June 2019 • Explanation and analysis of financial performance for the six-month period ended 30 June 2019 • Explanation and analysis of

summary of the Company’s operating performance in the second quarter of 2017 and 2016 is shown in the following table: 2Q17 1Q17 %Change 2Q16 %Change [Amount: in Baht Million] Q-o-Q Y-o-Y [2Q17 VS. 1Q17

. A summary of the Company’s operating performance in the third quarter of 2017 and 2016 is shown in the following table: 3Q17 2Q17 %Change 3Q16 %Change [Amount: in Baht Million] Q-o-Q Y-o-Y [3Q17 VS

: EIC-AD020/2019 15 May 2019 Subject: Management Discussion and Analysis for the Performance for Three-Month Period ended 31 March 2019 To: President The Stock Exchange of Thailand The Board of Directors

: EIC-AD033/2019 13 August 2019 Subject: Management Discussion and Analysis for the Performance for Six-Month Period ended 30 June 2019 To: President The Stock Exchange of Thailand The Board of Directors