Spread 9 Exchanges

Spread between Perpetual contrat and SPOT (funding)
- ByBit
- Binance
- FTX
- OKEX
- BITMEX
- PHEMEX
- KRAKEN
- HUOBI
- OKEX

發布通知:

Updated

發布通知:

Add alertcondition when spread all exchanges < 0
Add exhanges name at right
Remove duplicate OKEX
Refactoring

發布通知:

Remove Phemex :) bad exchange