YGE [YINGLI GREEN ENERGY CO] 6-K: (Original Filing)
[Yingli Green Energy Reports Fourth Quarter and Full Year 2011 Results Q4 Non-GAAP Gross Margin of PV Modules Was 12.7% Full Year 2011 PV Module Shipment Reached 1,603.8 MW Full Year Non-GAAP Gross Margin of PV Modules Was 20.6% and Non-GAAP Diluted EPS Was US$0.76 BAODING, China, February 29, 2012 Yingli Green Energy Holding Company Limited (NYSE: YGE) (Yingli Green]