We will support Ethereum Constantinople/ St. Petersberg Upgrade at 7280000 Block height. Ethereum deposits and withdrawals will be suspended at 3.30 pm on the 28th of February 2019 until the upgrade is complete and stable. Stay tuned for our announcement of Ethereum's re-opening time and date.
Bitkub users can check the upgrade information here: https://amberdata.io/blocks/7280000
28 February 2019 at 3:30 PM Suspension of ETH deposit & withdrawal
When can I Deposit / Withdraw ETH?: Once we deem ETH network is safe and stable.