4 ranked institutions
↓ select to compare Download data (csv)
1 (19)China National Petroleum Corp *CHNCompany
2 (22)China Petroleum and Chemical Corporation *CHNCompany
3 (23)PetroChina Co LtdCHNCompany
4 (424)China National Offshore Oil Corp *CHNCompany
Scimago Institutions Rankings© has been developed by

Scimago Lab

Data source:

Scopus

“Only Ranks, far more than raw data”