STATE OF DELAWARE SECRETARY OF STATE DIVISION OF CORPORATIONS FILED 09:00 AM 03/07/2003 030154682 - 3624277 AMENDMENT TO THE CERTIFICATE OF LIMITED PARTNERSHIP OKLAHOMA HILLS GAS, L.P. THE UNDERSIGNED, being the General Partner of OKLAHOMA HILLS GAS, L.P., a limited partnership formed pursuant to the provisions of Title 6, Chapter 17 of the Delaware Code, does hereby make this Amendment to its Limited Partnership in accordance with the Delaware Code in Article 3 as follows: "3. The name and place of business of the General Partner is: NANG, Incorporated 1286 Homer Street, Fourth Floor Vancouver, British Columbia V6B 2Y5 Canada." IN WITNESS WHEREOF, I have hereunto set my hand this 5th day of March, 2003. General Partner: NANG, Incorporated By: "JIM GLAVAS" ----------------------------- JIM GLAVAS, PRESIDENT