Ming Yang made a net loss of 27.5m yuan ($4.3m) in the April-June period, compared to a profit of 74.6m yuan in the second quarter of 2011.

Revenue fell by 43% to 798m yuan and the gross margin was 14.5% against a year-earlier 19%.

Like other major Chinese turbine manufacturers over the last few days – most notably Goldwind and Sinovel – Ming Yang blames lower selling prices and weaker turbine demand in China for the declines.

But