The company said net profit to 30 June was CNY 119.7m ($19.48m), a rise of more than 140% year-on-year.
Revenue was up more than a quarter at CNY 13.8bn.
State shipbuilder China CSSC has reported a steep improvement in earnings in the first half.
The company said net profit to 30 June was CNY 119.7m ($19.48m), a rise of more than 140% year-on-year.
Revenue was up more than a quarter at CNY 13.8bn.