Changqing (PetroChina) is a producing conventional oil field located onshore China and is operated by PetroChina Changqing Oilfield.

An expansion project is associated with the Changqing (PetroChina), namely Changqing (PetroChina) Development. This project is currently in the feasibility stage, expected to start in 2025.

Field participation details

The field is owned by China National Petroleum.

Production from Changqing (PetroChina)

The Changqing (PetroChina) conventional oil field recovered 28.92% of its total recoverable reserves, with peak production expected in 2040. The peak production will approximately 525 thousand bpd of crude oil and condensate and 2,050 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2066. The field currently accounts for approximately 11% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 9,304.59 Mmboe, comprised of 5,682.32 Mmbbl of crude oil & condensate and 21,733.56 bcf of natural gas reserves. Changqing (PetroChina) conventional oil field reserves accounts 2.02% of total remaining reserves of producing conventional oil fields globally.

Contractors involved in the Changqing (PetroChina) conventional oil field

Some of the key contractors involved in the Changqing (PetroChina) project as follows.

Other Contractors: Anton Oilfield Services Group and Jereh Group


Information on the field is sourced from GlobalData’s fields database that provides detailed information on all producing, announced and planned oil and gas fields globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.