"As wind farm operators are listed, they need to be more aware of their returns on projects, and they do care more about quality," says Pan. But she adds: "Other companies can sustain losses for longer, as they belong to state-owned companies that make profits on other businesses."
Goldwind warns of looming wipeout
Shares in Goldwind, China's second-biggest wind turbine manufacturer, fell to their lowest level since its initial public offering in Hong Kong, after it warned that profit for the first nine months could fall by up to 100%. Its shares fell 12.8% to HK$3.97 ($0.51) on 29 August - the biggest one-day decrease since 8 October last year - closing at HK$3.99.
1 September 2011 22:00 GMT
Updated
25 November 2012 16:37 GMT