Yunnan Copper's (SHE:000878) net profit attributable to shareholders in the first half rose 29% to 1.90 billion yuan from 1.47 billion yuan a year earlier, according to a Friday disclosure on the Shenzhen bourse.
Earnings per share climbed 22% year on year to 0.79 yuan from 0.65 yuan.
Operating revenue increased 33% to 111.5 billion yuan from 84 billion yuan in the previous year.
The copper company proposed to distribute a cash dividend of 0.40 yuan per 10 shares to shareholders.
The company's shares jumped 4% at the close.