Tengzhong Chief Executive Yang Yi has flown to Detroit, where Hummer is headquartered, this week and is likely to be on hand to announce the deal with GM, according to these people.

• 据知情人士说，腾中重工总经理杨毅本周已经飞往悍马总部所在地底特律，方便届时与通用汽车一道宣布这笔交易。