Tongfu Microelectronics (SHE:002156) posted first-half attributable net profit of 1.72 billion yuan, up over 317% from 412.1 million yuan the previous year.
Earnings per share rose to 1.1317 yuan from 0.2715 yuan, according to a filing with the Shenzhen bourse.
Operating revenue climbed 23% year over year to 16.0 billion yuan from 13.0 billion yuan.