In 2023, PetroChina's operating income was Yuan 3.0 trillion, decreasing by 7.0% on year. The net profit attributable to shareholders of the parent company was Yuan 161.15 billion, up 8.3% on year.

In 2023, the company's oil and gas equivalent production reached 238.1 million tons, an increase of 4.4% on year. Of this, crude oil production was 126.8 million tons, up 3.4% on year. Saleable natural gas production was 139.67 billion cubic meters, rising 5.5% on year.

At the same time, the company's crude oil processing volume was 189.3 million tons, an increase of 15.3% on year. The output of oil products was 122.7 million tons, up 16.5% on year. Ethylene production was 8.0 million tons, up 7.8% on year.