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YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 25/2019 November 14, 2019 To : The President The Stock Exchange

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Registration No. : 0107535000371 No. L009/2019 9th May 2019 Subject : The explanation of operating results for the 1st quarter 2019 Attention : The President The Stock Exchange of Thailand Dear Sir, For the

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64.38 26.51 Finance Cost 193.00 2.42 123.89 1.95 69.11 55.78 Exchange Losses (Derivatives) 124.13 1.56 131.69 2.07 (7.56) (5.74) Income Tax 275.40 3.45 328.32 5.15 (52.92) (16.12) Total 1,691.56 21.21

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