Shenzhen Sunlord Electronics' (SHE:002138) net profit attributable to shareholders for the first half fell 8% to 447.1 million yuan from 485.9 million yuan a year earlier, according to a Friday disclosure on the Shenzhen bourse.
Earnings per share dropped 8.1% year on year to 0.57 yuan from 0.62 yuan.
Operating revenue jumped 20% to 3.86 billion yuan from 3.22 billion yuan in the previous year.
The Chinese electronic transformer producer's shares jumped 8% at the close.