BP yesterday confirmed that a Chinese state-owned company had built up a stake of about 1 per cent in the oil and gas group but said it did not yet know which group had made the investment.

• 英国石油(bp)昨日证实，一家中国国有公司已累计购入这家油气集团约1%25的股份，但它表示，目前尚不清楚这项投资来自于哪家集团。