Hangzhou Silan Microelectronics' (SHA:600460) attributable profit jumped 95% to 515.9 million yuan in the first half from 264.8 million yuan in the year-ago period, according to a Tuesday filing with the Shanghai Stock Exchange.
Earnings per share at the semiconductor company increased to 0.31 yuan from 0.16 yuan in the prior-year period.
Operating revenue grew 15% year over year to 7.26 billion yuan from 6.34 billion yuan.
Company shares fell 3% during afternoon trading on Tuesday.