BNB beacon chain testnet to undergo Einstein upgrade in January

The BNB beacon chain test network will undergo an Einstein upgrade in January, and at block height 34,587,202 (estimated at 11:00 on January 2, 2023 Beijing time) and 34,963,303 (estimated at January 12, 2023 Beijing time) 11:00) to perform two hard fork upgrades. This upgrade will introduce BEP159, a permissionless validator election mechanism, anyone can stake BNB to become a validator candidate, or delegate BNB to a trusted validator candidate.