[Hanwha SolarOne Reports Fourth Quarter 2011 and Full Year 2011 Results SHANGHAI, March 15, 2012 -- Hanwha SolarOne Co., Ltd. ( "SolarOne" or the "Company") (Nasdaq: HSOL), a vertically integrated manufacturer of silicon ingots, wafers and photovoltaic (“PV”) cells and modules in China, today reported its unaudited financial results for the quarter ended December 31, 2011. The Company will host] []