Goldwind – the Chinese market leader – recorded a net profit of 330.7m yuan ($53.7m) for the January to June period, a 257% increase on 2013’s first half.

Revenue was 38% up at 4.44bn, while Goldwind said operational and technological efficiencies had boosted gross margins on its 1.5MW and 2.5MW turbines by  11% and 5.5% respectively.

Goldwind sold 942MW in the first half, 42.3%