Tungkong Inc. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was CNY 303.557 million compared to CNY 270.624 million a year ago. Operating income was CNY 51.195 million compared to CNY 45.660 million a year ago. Net income was CNY 44.228 million compared to CNY 37.376 million a year ago. Basic earnings per share from continuing operations was CNY 0.0811 compared to CNY 0.0685 a year ago.