In an event that still rankles, CNOOC, the state-controlled oil company, was blocked in America, supposedly on national-security grounds from acquiring Unocal, an oil company.

• 国家控股的石油公司中海油CNOOC因美国以国家安全为由的阻击而未能成功收购美国石油公司优尼科，这起事件的恶劣影响至今尤在。