5 Biggest Oil Companies in the World

2. PetroChina Company Limited (SHA:601857.SS)

Trailing twelve month revenue as of H1 2022: $456 billion (1RMB = 0.14USD)

Revenue during 2021: $374 billion

PetroChina Company Limited (SHA:601857.SS) is another Chinese state owned oil company that is headquartered in Beijing. The firm has operations all over the globe, Central Asia, West Asia, East Asia, Europe, and Africa.

PetroChina Company Limited (SHA:601857.SS) is aiming to become a net zero carbon emitter by 2035 and completely transform into a zero carbon emitter by 2050. The firm also added 3.5 million tons of coal equivalent renewable energy generation capacity in 2021.