In 2016，Iran is undoubtedly one of the focus of the global energy industry's most important concern.In the face of the situation of international crude oil over supply and sustained low oil prices，the Rahani government on the one hand the use of offshore stocks of crude oil to quickly restore the export volume to the level before the sanctions，on the one hand actively promote the upstream project bidding and IPC contract negotiations to attract international capital，on the one hand the use of different remarks affect the international crude oil market.The root cause of Iran，a series of activities are closely around the“all in order to return to the international crude oil market，”this clear goal to start.However，the details are still not clear IPC contract，the continuation of unilateral sanctions in the United States，the trend of international oil companies to reduce investment，the Rahani government want to attract 150 billion US dollars in 5 years to 200 billion US dollars of investment is not a simple task.