Binance will perform a scheduled system upgrade starting at 2019/08/15 02:00 AM (UTC). The upgrade will take approximately 6-8 hours.
Major improvements in this upgrade include:
Matching Engine, API, and WebSocket performance optimizations.
New order type: OCO (Order Cancels Order), available via the API.
5,000 and 10,000 order book levels available from Rest API (GET api/v1/depth).
Binance will suspend deposits, withdrawals, and trading during the upgrade period. Deposits that are not completed before the start of the upgrade will be processed after the upgrade is complete. Please allow some time for deposits to be reflected in your account following the system upgrade.