According to CoinMeta, during the process of resuming trading for Upbit, some instability was detected. As a result, the trading resumption times for the Korean won, BTC, and USDT markets have been postponed to 06:00 (UTC +8). Upbit will undergo about 5 hours of server maintenance starting at 01:00 (UTC +8); previously, it was announced that trading would be resumed in batches starting at 05:00 (UTC +8). The deposit and withdrawal services will also be gradually restored after trading resumes and the backlog of orders is processed.