File photo taken on Nov. 10, 2011 shows a worker watching a wind power turbine at Laoyemiao Wind Power Plant in Duchang County, east China's Jiangxi Province. China installed 18 gigawatts of wind power turbines in 2011, capturing about 40 percent of the global total and pushing up China's total installed wind power capacity to 62.7 gigawatts, the Global Wind Energy Council (GWEC) said in a report on Feb. 7, 2012.