BIT calculates the total USD collateral of a unified margin (UM) account based on currency haircut ratios*. The higher the haircut ratio of a currency, the lower the conversion rate of that currency as collateral.
* Which are measured against USD
Based on the risk profile of each currency, BIT classifies them into the following tiers.
|
Tier |
Currency |
Haircut Ratio |
| 1 | USD | 0% |
| 2 | USDT | 0.1% |
| BTC | 2% | |
| ETH | 2% | |
| 3 | BCH | 5% |
| 4 | ADA | 15% |
| BNB | 15% | |
| DOGE | 15% | |
| LINK | 15% | |
| LTC | 15% | |
| XRP | 15% | |
| AVAX | 20% | |
| DOT | 20% | |
| 5 | ETC | 30% |
| FIL | 30% | |
| GALA | 30% | |
| MANA | 30% | |
| MATIC | 30% | |
| MKR | 30% | |
| NEAR | 30% | |
| SAND | 30% | |
| SHIB | 30% | |
| 6 | AAVE | 40% |
| COMP | 40% | |
| CRV | 40% | |
| SUSHI | 40% | |
| TRX | 40% | |
| UNI | 40% | |
| XLM | 40% | |
| YFI | 40% | |
| AXS | 50% | |
| CHZ | 50% | |
| FTM | 50% | |
| GRT | 50% | |
| SOL | 80% | |
|
7 |
Others |
100% |
Example:
Assuming that the assets of user A's account are as follows, and the BCH haircut ratio is 5%, then when the user's BCH equity is 100 and the USD index price is 300, the effective collateral value is 28,500 USD.
| Currency | Quantity/Equity | USD Index Price | Currency Haircut Ratio | Discounted Collateral in USD |
| BCH | 100 | 300 | 5% | 28500 |