Minmetals Development, a unit of the leading non-ferrous metal producer, said its net profit for the first half this year jumped 329.31 percent.

Net profit totaled 374 million yuan ($55 million) and earnings per share stood at 0.35 yuan ($0.05), up 329.43 percent year-on-year, the company said in a statement filed with the Shanghai Stock Exchange Saturday.

Revenues grew by 105.74 percent year-on-year to 63.5 billion yuan ($9.34 billion).