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For nearly 50 years, Saudi Arabia has traded its oil and gas exclusively in USD and also influenced its smaller Arab neighbors (UAE, Qatar, Kuwait) to do the same !!
No longer !! The Chinese Yuan has arrived !!
from the above link. this limit options for Arabs. they can certainly adopt some version of multi currency arrangement but it will be minor.
'Investing heavily'
Separately, Jadaan said the kingdom would continue working to support countries like , Pakistan and .
infact i will say what is incentive for Countries like South Korea, Japan, Taiwan, India or even Asean to move outside Western currencies. these countries are expected to have trade or service surplus with West. they will use those surpluses to buy oil from Arabs or use it support there people tourism, education or health in Private sector of West.