CNGR Advanced Material (SHE:300919) posted first-half attributable net profit of 732.8 million yuan, down 15% from 864.1 million yuan the previous year.
Earnings per share slid to 0.79 yuan from 0.92 yuan, according to a Monday filing with the Shenzhen bourse.
The communication device manufacturer's operating revenue rose 6.2% year over year to 21.3 billion yuan from 20.1 billion yuan.
Shares of the company rose 2% in recent trade.