Xiamen Tungsten's (SHA:600549) net profit attributable to shareholders in the first half soared 127% to 2.20 billion yuan from 969.3 million yuan a year earlier, according to a Shanghai bourse filing on Friday.
Earnings per share rose year on year to 1.39 yuan from 0.61 yuan.
Operating revenue jumped 82% to 35 billion yuan from 19.3 billion yuan in the prior year.
The Chinese tungsten materials supplier's shares rose 4% during the morning trade.