It's not clear that the mining is still in China. It may look like mining is in China based on where new Bitcoins enter the network, but the mining farm may be elsewhere with the control hub still in China. Or the mining may have moved to other provinces. The big crackdown was at the provincial level, where the electrical load was substantial.

[1] https://www.cnbc.com/2022/05/18/china-is-second-biggest-bitc...