Brightoil is seen as one of PetroChina's top competitors. Brightoil was founded in Hong Kong, Other} in 1992. Brightoil is in the Oil & Gas Exploration, Production, Sales industry. Compared to PetroChina, Brightoil generates $415.6B less revenue.
Sinochem Energy is PetroChina's #2 competitor. Sinochem Energy was founded in 1950, and its headquarters is in Xicheng, Beijing Municipality. Sinochem Energy competes in the Oil & Gas Exploration, Production, Sales industry. Sinochem Energy has 370,803 fewer employees than PetroChina.