On April 13-15, a delegation headed by CNPC President Jiang Jiemin and Vice President Wang Dongjin paid a visit to Exxonmobil, Chevron and Conocophillips.　

During the staying in USA, Jiang Jiemin met Chairman and CEO of Exxonmobil Rex Tillerson and other members of the corporate management, Vice-President of Chevron George Kirkland and Conocophillips Chairman and CEO Jim Mulva respectively. They had intensively discussion on world energy outlook, international oil/gas cooperation, and strategic choice of international oil companies under the low-carbon economy situation as well as unconventional oil/gas development. Additionally, the delegation visited Exxonmobil's upstream research company and Conocophillips' Barnett shale gas development site.

Jiang Jiemin also listened to the work reports of the America branch of Petrochina International Co. LTD. and Huston R &D center of CNPC BGP.