Well I know tensions have risen with regards to Iran but they recently signed a deal with China to trade oil in Yuan. https://www.telegraph.co.uk/business/2019

Well I know tensions have risen with regards to Iran but they recently signed a deal with China to trade oil in Yuan. https://www.telegraph.co.uk/business/2019/09/20/chinas-400bn-oil-deal-iran-major-step-cold-war-could-derail/ https://www.telegraph.co.uk/business/2019/09/20/chinas-400bn...