[CNOOC Limited Hua Zhong Joint Company Secretary Dated: December 21, 2012 Description 99.1 ”. Circular dated December 20, 2012, entitled “Major Transaction in Relation to the Proposed Acquisition of Nexen]
[CNOOC Limited]
[CNOOC Limited]
[CNOOC Limited]
[CNOOC Limited]
[CNOOC Limited]
[CNOOC Limited]
[November 5, 2012 H. Roger Schwall Jennifer OBrien Ethan Horowitz Division of Corporate Finance 100 F Street, NE Re: PetroChina Company Limited Form 20-F for Fiscal Year Ended December 31, 2011 Filed April 26, 2012 Response Letter Dated September 21, 2012 File No. 001-15006 Dear Mr. Schwall, Ms. OBrien and Mr. Horowitz: Set forth below are the Companys responses to]
