Yangzhou Yangjie Electronic Technology's (SHE:300373) net profit attributable to shareholders in the first half rose 28% to 770.8 million yuan from 601.3 million yuan a year earlier, according to a weekend disclosure on the Shenzhen bourse.
The semiconductor company's shares dropped 7% during Monday's afternoon trade.
Earnings per share climbed year on year to 1.42 yuan from 1.12 yuan.
Operating revenue jumped 31% to 4.52 billion yuan from 3.45 billion yuan in the previous year.