Shanghai Tunnel Engineering Co., Ltd. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was CNY 9,247.410 million compared to CNY 6,131.971 million a year ago. Operating income was CNY 426.932 million compared to CNY 347.062 million a year ago. Net income was CNY 328.642 million compared to CNY 259.818 million a year ago. Basic earnings per share from continuing operations was CNY 0.1 compared to CNY 0.08 a year ago.