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December 31, 2019 To The President The Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Statements For Year Ended December 31, 2019 Overall Group Performance Table 1

June 30, 2019 To The President The Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Statements For six months ended June 30, 2019 Overall Group Performance Table 1

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1 Translation CEN 001-2021 March 1, 2021 Subject Management Discussion and Analysis for the year 2020 To The Manager and President The Stock Exchange of Thailand Capital Engineering Network Public

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CPR GOMU INDUSTRIAL PUBLIC COMPANY LIMITED CPT DRIVES AND POWER PUBLIC COMPANY LIMITED CS LOXINFO PUBLIC COMPANY LIMITED CSP STEEL CENTER PUBLIC COMPANY LIMITED D.T.C. ENTERPRISE PUBLIC COMPANY LIMITED

registration statement neither represents that the Ministry of Finance of Thailand, the Securities and Exchange Commission or the Office of the Securities and Exchange Commission have suggested investment in the

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