Sales of wind equipment surged 44.6% from the same period a year earlier, pushing its renewables division’s revenue up 23.7% to 12bn yuan.

The unit’s gross profit margin rose 2.8 percentage points from a year earlier to 10%, according to a statement to the Hong Kong stock exchange.

It did not provide additional details on its wind division's performance.

Total group revenue rose to 78bn yuan in the year to 31 December, 2015, from 76.8bn