There are two Yuans, an offshore and an onshore one. You can't get access to the main one and there are arbitrage opportunities between them, due to the nature

There are two Yuans, an offshore and an onshore one. You can't get access to the main one and there are arbitrage opportunities between them, due to the nature of the 'home' one being untradeable or unable to achieve price discovery due to a 50k a year limit on volume.