JASO [JA Solar] 6-K: (Original Filing)
[JA Solar Appoints Robert Petrina as President of JA Solar USA SHANGHAI, Robert brings more than 16 years of international business development experience in the solar industry to JA Solar. Most recently, he served as Managing Director of Yingli Green Energy Americas, overseeing sales and operations in North and South America. Prior to joining Yingli, Robert led global silicon procurement] [JA Solar Holdings Co., Ltd. By]