Cryptocurrency is the future and Chinese President Xi Zinping have praised Blockchain and IOT technology. Chinese government wants to become the biggest sectors for the Blockchain technology business. If you have observed lot of Chinese projects are coming up and are already listed on the markets. Also the major hashrate of the Bitcoin mining is controlled by bitmain. All this points proves that Chinese mine is flowing into the Bitcoin.
Well we can see that in the still increasing value of bitcoin china had already mining for it, And I really think that China is a perfect place for mining bitcoin that time so it can be a possibility that china had a huge impact with bitcoin, But even though china had a massive contribution with mining, I really think that there is a part that bitcoin is not really circulating and had been used in transaction and not been mostly adopted by them,
Well in my opinion Japan would be the country that are most adapt the used of bitcoin right now and you can see the list in here
https://medium.com/@cryptoorders/most-bitcoin-friendly-countries-ffcc9e55683d, It indicate there the most bitcoin friendly countries and countries that prohibited bitcoin.