Diamond Building Products Public Company Limited announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced total revenue was THB 1,331.213 million compared to THB 1,237.219 million a year ago. Operating income was THB 246.711 million compared to THB 211.166 million a year ago. Net income was THB 195.965 million compared to THB 168.201 million a year ago. Basic earnings per share from continuing operations was THB 0.23 compared to THB 0.18 a year ago.