J.S. Corrugating Machinery Co. Ltd. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was CNY 912.887 million compared to CNY 569.757 million a year ago. Operating income was CNY 70.546 million compared to CNY 17.849 million a year ago. Net income was CNY 63.476 million compared to CNY 16.691 million a year ago. Basic earnings per share from continuing operations was CNY 0.12 compared to CNY 0.03 a year ago.