According to the official release, BNB Chain announced that the hard fork of the Lorentz testnet has been completed, the opBNB block time has been shortened to 0.5 seconds, and the BSC testnet has reached 1.5 seconds. The mainnet upgrade schedule has been determined: opBNB will be upgraded at 03:00 UTC on April 21, and BSC will follow up at 05:05 UTC on April 29.