No 2
A car is being refueled at a gas station of PetroChina, a subsidiary of CNPC, in Fuzhou city, Southeast China's Fujian province, July 30, 2015. [Photo / IC]
China National Petroleum
Amount of employees: 1,636,532
Overall rank: 4
Country: China
Summer Davos 2015
Zhanjiang on Maritime Silk Road
CEO roundtable: 'new normal' & challenges