ACC1/19-007 February 18, 2019 Subject: Management Discussion and Analysis for the year ended December 31, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

ACC1/20-012 February 25, 2020 Subject: Management Discussion and Analysis for the year ended December 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

was Baht 397.71 million decreased slightly amount Baht 47.82 million or 10.73% from non-current liabilities amount of Baht 445.53 million as at 31st December 2018. DEMCO Public Company Limited

AC 52/07-003 ACC1/19-042 August 13, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending June 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

16.43% from non-current liabilities amount of Baht 445.53 million as at 31st December 2018. DEMCO Public Company Limited Shareholders' equity as at 30st June, 2019 was Baht 3,192.82 million. Increased

Public Company Limited and Subsidiaries hereafter refer as (The Company) would like to clarify the Company’s operating results of the quarter 3/2018 ended September 30, 2018. The Company had the net Loss

September, 2019 was Baht 451.58 million which increased slightly amount Baht 6.05 million or 1.36% from non-current liabilities amount of Baht 445.53 million as at 31st December 2018. DEMCO Public Company

December, 2019 was Baht 3,938.38 million which increased slightly amount Baht 57.29 million or 1.48 compared to non-current assets as at 31st December 2018 DEMCO Public Company Limited Current liabilities as

Public Company Limited and Subsidiaries hereafter refer as (The Company) would like to clarify the Company’s operating results of the quarter 3/2019 ended September 30, 2019. The Company had the net profit

Power Line Engineering Public Company Limited (PLE), the issuer of PLE256A and PLE272A bonds, will convene the Bondholders’ Meeting No. 1/2025 electronically on 28 March 2025 at 10.00 hours to