CNOOC is China’s largest producer of offshore crude oil and natural gas and one of the largest independent oil and gas exploration and production companies in the world. CNOOC mainly engages in explor...
CNPC covers: Oil and gas exploration & production, refining & chemicals, natural gas & pipelines and marketing & trading, Oilfield services in geophysical prospecting, well drilling, well logging and ...
PetroChina engages in wide range of activities related to oil and natural gas, including: exploration, development, production and marketing of crude oil and natural gas; refining, transportation, sto...
Providers for Oil Field Services. Here is your one stop on-line source for a wide range of Oil Field Services. Gulfoilandgas "Oil & Gas Companies" connects you to Oil & Gas Companies providers
