To even the casual of observer, the men shattering the quiet of Hong Kong’s Island Shangri-La business centre in the small hours of March 30 looked agitated.
The tall one, Fu Chengyu, head of CNOOC, was reeling from bitter boardroom opposition to his plan to launch China’s biggest and boldest foreign takeover - a $16bn-plus acquisition of US oil and gas producer Unocal.
