Maybe this is one of the reasons we are threatening to attack Iran, eh? Do we really want to pick a fight with the Chinese? Or with Russia who also have lots of energy interests in Persia?
"Washington is pressing Beijing to reconsider a deal by a state-owned oil company to invest in another Iranian gas field, citing efforts to sanction Tehran over its nuclear program. That deal calls for China National Offshore Oil Co. to invest $16 billion in the North Pars gas field."