5 Biggest Oil Companies in the World

3. China Petroleum & Chemical Corporation (SHA:600028.SS)

Revenue during 2021: $456 billion (1RMB = 0.14USD)

Revenue during 2021: $392 billion

China Petroleum & Chemical Corporation (SHA:600028.SS), also known as Sinopec, is a Chinese state owned oil refining company that is headquartered in Beijing. The firm announced in January 2022 that it has built China’s largest carbon recapturing plant that is capable of removing a stunning one million tons of the greenhouse gas from the atmosphere. Its revenue of $399 billion also make it bigger than Aramco – a no small feat.