China National Petroleum Corporation is China's largest oil and gas producer and supplier, as well as one of the world's major oilfield service providers and a globally reputed contractor in engineering construction. With a presence in almost 70 countries. CNPC was established in 1988 on the basis of the Ministry of Petroleum Industry, mainly in charge of oil and gas upstream operations. CNPC was reorganized to become an integrated group with businesses covering oil and gas upstream and downstream operations, as well as oilfield services and engineering construction.
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 downhole operation, Oil and gas field surface engineering, pipeline construction and refining & chemical plant construction, Manufacturing of prospecting facilities, drilling and recovery equipment, specialized tubular goods and power equipment and Unconventional oil and gas resources. CNPC's geophysical prospecting takes the largest share in the international market. CNPC's marketing activities are focused on crude oil and petroleum products, basic petrochemicals, derivative chemicals.