Semiconductor Manufacturing International (SHA:688981, HKG:0981), or SMIC, posted first-half attributable net profit of 4.47 billion yuan, up 94% from 2.30 billion yuan the previous year.
Earnings per share rose to 0.56 yuan from 0.29 yuan, according to a filing with the Shanghai bourse.
Operating revenue jumped 19% year over year to 38.6 billion yuan from 32.3 billion yuan.
Shares of the chipmaker rose 1% in recent trade.