It appears many Chinese miners have completed their annual migration from Sichuan, with Bitcoin’s hash rate spiking more than 40% in two days.
Source: https://cointelegraph.com/news/big-mining-move-bitcoin-s-hash-power-increases-42-in-two-days
Big mining move: Bitcoin’s hash power increases 42% in two days
November 10, 2020
CoinTelegraph