Fellow CoinTiger users,
CoinTiger will support AAC main chain server upgrade, deposit and withdrawal for AAC will be suspended during 10:00-11:00 on December 4th, 2018(UTC+8). Deposit and withdrawal for AAC will be resumed after AAC completed its main chain server upgrade. Please stay tuned to CoinTiger official announcement for further details.
AAC Official Announcement: Announcement about upgrade of Main Chain Server