According to the Polygon（MATIC） team, London Hardfork will be activated on block height 2385000, estimated on Jan 18th, 08:00 UTC. Gate.io supports this upgrade and will suspend Polygon（MATIC） deposits and withdrawals during the process. Polygon（MATIC） trading will not be affected. Deposits and withdrawals will be resumed as soon as possible after this upgrade. Thank you for your understanding and continued support.

Learn more:
https://forum.polygon.technology/t/eip1559-london-fork-on-mainnet/549