diff --git a/lib/exchange/okx_options_lib.py b/lib/exchange/okx_options_lib.py
index ea33ba0..da7d5e2 100644
--- a/lib/exchange/okx_options_lib.py
+++ b/lib/exchange/okx_options_lib.py
@@ -609,12 +609,14 @@ def fetch_options_balances(
     funding = _merge_balance_maps(funding, asset_funding)
     funding_avail = _merge_balance_maps(funding_avail, asset_funding_avail)
     trading, trading_avail = fetch_account_balances_by_type(ex, "trading")
-    if trading.get("USDC") is None:
+    # OKX 统一账户:option 客户端拉 type=trading 常缺 USDT/币;用 swap 补齐缺失项
+    if any(trading.get(c) is None for c in ("USDT", "USDC", "ETH", "BTC")):
         swap_bal, swap_avail = fetch_account_balances_by_type(ex, "swap")
-        if swap_bal.get("USDC") is not None:
-            trading["USDC"] = swap_bal["USDC"]
-        if trading_avail.get("USDC") is None and swap_avail.get("USDC") is not None:
-            trading_avail["USDC"] = swap_avail["USDC"]
+        for ccy in ("USDT", "USDC", "USDG", "ETH", "BTC"):
+            if trading.get(ccy) is None and swap_bal.get(ccy) is not None:
+                trading[ccy] = swap_bal[ccy]
+            if trading_avail.get(ccy) is None and swap_avail.get(ccy) is not None:
+                trading_avail[ccy] = swap_avail[ccy]
     result = {
         "scope": "main",
         "funding_usdt": funding.get("USDT"),