According to the data of American Oil and Gas magazine, by the end of 2007, the global proven remaining recoverable reserves of oil were1824.24 million tons, up by 1. 1% year-on-year, and the reserve-production ratio was 50.4 years. Saudi Arabia has the largest proven recoverable reserves in the world, reaching 365.438 billion tons, accounting for about 20% of the world, with a reserve-production ratio of 84 years. In 2007, the global crude oil output was 361.800 million tons, and the top five oil producers were Russia, Saudi Arabia, the United States, Iran and China.

As of June 2002, 65438+ 10/,the estimated proven reserves of global oil were 1 413.09 million tons. Saudi Arabia has the largest oil reserves in the world. In 20001year, the global crude oil output was 365,438+800 million tons, and the top five were Russia, Saudi Arabia, the United States, China and Norway. Among them, the output of Russian and China increased by 9% and 1.8% respectively. Russia replaced Saudi Arabia as the world's largest oil producer from the second place in 2000, while China rose from the fifth place in the previous year to the fourth place. Oil is the "blood of industrial production" and an important strategic material. In order to safeguard their own interests, the world oil-producing countries established the Organization of Petroleum Exporting Countries (OPEC) in September of 1960. 13 member countries: Iraq, Iran, Kuwait, Saudi Arabia, Venezuela, Algeria, Ecuador, Canada, Indonesia, Libya and Nigeria. Headquartered in Vienna, Austria; The oil reserves of the Organization of Petroleum Exporting Countries recently reached 1. 1.33 billion tons, accounting for nearly 80% of the world's total reserves.