Biggest oil companies that produce petrol in the world
First : Aramco , Country: Saudi Arabia.
Second : Gasbrom, Country: Russia.
Third : National Iranian Oil Company , Country:Iran.
Forth : Pemex , Country: Mexico.
Fifth : Exxon Mobil, Country: United States of America .
Sixth : BP British Petroleum, Country: United Kingdom.
Seventh : Petrochina , Country: China.
Our specialist take along time of discussion in this Topic in order to get the results as the following :