No, because there a lot of country can support the cryptocurrency. Even if China were really to ban bitcoin, people will try to invest in other means specially cryptocurrency is a global trading that cant control by any goverment or country.
Exactly, impact not only china supporting bitcoin there a still more large countries behind this and there is nothing to be worried if china will stay away from bitcoin. Of course, we struggle big crisis at first but it would back in along run. But it is impossible that china will leave bitcoin because probably they earned more shares with that.