Korean exchange Bithumb announced that in order to support the Nervos (CKB) network upgrade, CKB deposit and withdrawal services will be suspended starting from 18:00 on June 30, 2025 (KST) until the network stabilizes. Bithumb's node servers are expected to complete the upgrade by 17:00 on July 1, 2025 (KST). Trading will not be affected during the suspension period.