CEO [CNOOC] 424B2: (Original Filing)
[CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered(1) Amount to be Proposed Proposed Maximum Amount of 4.375% Guaranteed Notes due 2028 US$1,000,000,000 99.591% US$995,910,000 US$123,990.79 3.750% Guaranteed Notes due 2023 US$450,000,000 99.392% US$447,264,000 US$55,6]