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

President The Stock Exchange of Thailand Takuni Group Public Company Limited (“The Company”) and its subsidiaries (“The Group”) would like to clarify the change in operating result for the period ended 31

: The President The Stock Exchange of Thailand Takuni Group Public Company Limited (“The Company”) and its subsidiaries (“The Group”) would like to clarify the change in operating result for the period

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 period ended March 31

Exchange of Thailand Earth Tech Environment Public Company Limited (“the Company”) would like to inform the management’s explanation and analysis for the Company’s operating results for three months and nine

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

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