Duratex S.A. Announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was BRL 1,768.126 million compared to BRL 1,161.588 million a year ago. Operating income was BRL 289.159 million compared to BRL 125.652 million a year ago. Net income was BRL 172.699 million compared to BRL 51.991 million a year ago.