Inner Mongolia Xingye Silver & Tin Mining (SHE:000426) expects net profit attributable to shareholders in the first half to soar by 169% to 198% year on year to a range of 2.14 billion yuan to 2.37 billion yuan, according to Shenzhen bourse filing on Tuesday.
The attributable profit a year earlier was 795.7 million yuan.
Earnings per share is expected to rise to between 1.21 yuan and 1.33 yuan from 0.45 yuan in the previous year.
The mining company's shares jumped 5% at the close.