Anhui Tongguan Copper Foil's (SHE:301217) net profit attributable to shareholders in the first half skyrocketed 515% to 214.9 million yuan from the year-ago attributable profit of almost 35 million yuan, according to a Shenzhen bourse filing on Thursday.
Earnings per share surged year on year to 0.26 yuan from 0.04 yuan.
Operating revenue jumped 34% to 4.02 billion yuan from the year-ago revenue of nearly 3 billion yuan.
The copper foil maker's shares jumped 7% during the midday trade.