[for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose ("Act") or otherwise subject to]
[CNOOC Limited]
[13G CUSIP NO. 09777B107 Page 2 of 12 Pages 1 NAME OF REPORTING PERSON SEQUOIA CAPITAL CHINA I, L.P. (SCC I) I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) 20-3514012 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ x (a) 3 SEC USE ONLY 4]
[for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose ("Act") or otherwise subject to]
