You could not withdraw from chinese bitcoin exchanges for a few months
https://www.bloomberg.com/news/articles/2017-06-01/china-s-largest-bitcoin-exchanges-to-again-allow-withdrawals
Also they have lots of influence in Bitcoin becuase of the large number of bitcoin miners here
https://www.nytimes.com/2016/07/03/business/dealbook/bitcoin-china.html
Then there is the Death to unauthorized public fundraising
https://cointelegraph.com/news/chinese-exchanges-issue-ico-warnings-amid-death-penalty-panic