China Outlaws Bitcoin
reuters.com
reuters.com
This looks to me like preparation to move on Taiwan and expand on other "disputed" territory. They may suspect that the Biden admin will allow it.
I don't think this is possible, especially given China's energy and food import needs.
But looking at the fragility of being to dependent on globalization and the negatives that come with it (look at deindustrialization of US and what it did to jobs and economic prosperity for huge portions of country, and even COVID and supply chain disruptions and shortages) China can simply determine becoming more self-sufficient is better for them long term even apart from war and expansionist motivations.