Inside China University of Petroleum, Beijing's largest research partnership: China University of Petroleum, East China

Behind China University of Petroleum, Beijing's research output sits a defining relationship: 803 co-authored works with China University of Petroleum, East China (China) in the five years to 2025, the university's single largest collaboration.

It anchors an unusually connected research base: 647 collaborating institutions across 58 countries, producing 20,303 joint works over the window, with international co-authors on 16% of output.

The collaborative work travels: its field-weighted citation impact stands at 2.01, where the world average is 1.0.

The Research Collaboration Index, the first global account of how universities actually collaborate, publishes its first full edition on Tuesday 15 September at 09:00 UK.

Every figure derives from the open global research record and is checkable at source.