Even Middle East investors, flush with petrodollars, have taken note, with a Dubai fund recently buying a substantial stake in the group, helping its shares to rocket up 14 percent over the past week.

• 甚至连富有石油美元的中东投资者也注意到这一点。迪拜基金新近买进公司大量股票，使索尼股价比上周大幅上涨，涨幅超过14%25。