JCHX Mining Management's (SHA:603979) net profit attributable to shareholders in the first half rose 45% to 1.61 billion yuan from 1.11 billion yuan in the previous year, according to a Shanghai bourse filing on Wednesday.
Earnings per share jumped 40% year on year to 2.37 yuan from 1.69 yuan.
Revenue climbed 21% to 7.64 billion yuan from 6.32 billion yuan in the previous year.
The mining company's shares jumped 10% at the close.