| Market | Examples |
|---|---|
| US equities | AAPL, MSFT |
| China A-shares | 600519 (6 digits) |
| Hong Kong | 00700 (5 digits) |
| Forex | EURUSD, XAUUSD |
| Crypto | BTCUSDT, ETHUSDT |
When unsure, read quote docs in the developer hub or try the ISIN sample converter. In production, search tradeable lists via GET /api/v1/market/codes (entitlement required).