diff --git a/frontend/components/ops/__tests__/opsMarketOpportunities.test.ts b/frontend/components/ops/__tests__/opsMarketOpportunities.test.ts
index 766e27be..49a76c49 100644
--- a/frontend/components/ops/__tests__/opsMarketOpportunities.test.ts
+++ b/frontend/components/ops/__tests__/opsMarketOpportunities.test.ts
@@ -57,4 +57,10 @@ export function runTests() {
     client.includes("positive_edge_only") && client.includes("显示全部低价"),
     "market opportunities page must default to positive edge and allow showing every low-price option",
   );
+  assert(
+    client.includes("最高买入价") &&
+      client.includes("最小 Edge") &&
+      client.includes('showAllLowPrice ? "-1" : minEdge'),
+    "market opportunities filters must label price versus edge and not edge-filter the show-all-low-price view",
+  );
 }
diff --git a/frontend/components/ops/market-opportunities/MarketOpportunitiesPageClient.tsx b/frontend/components/ops/market-opportunities/MarketOpportunitiesPageClient.tsx
index 003ed816..04456182 100644
--- a/frontend/components/ops/market-opportunities/MarketOpportunitiesPageClient.tsx
+++ b/frontend/components/ops/market-opportunities/MarketOpportunitiesPageClient.tsx
@@ -112,7 +112,7 @@ export function MarketOpportunitiesPageClient() {
         q: query.trim(),
         side,
         max_price: maxPrice,
-        min_edge: minEdge,
+        min_edge: showAllLowPrice ? "-1" : minEdge,
         positive_edge_only,
         limit: 200,
       });
@@ -142,7 +142,7 @@ export function MarketOpportunitiesPageClient() {
             市场机会
           </h1>
           <p className="mt-1 text-sm text-slate-300">
-            仅 Ops 内部使用，扫描低于 20¢ 的 Yes/No 选项，并按模型概率与市场价格差排序。
+            仅 Ops 内部使用，按价格上限扫描 Yes/No 选项，并按模型概率与市场价格差排序。
           </p>
         </div>
         <Button variant="outline" size="sm" onClick={load} className="gap-1.5">
@@ -161,7 +161,7 @@ export function MarketOpportunitiesPageClient() {
       <Card>
         <CardHeader className="gap-3">
           <CardTitle>低价选项扫描</CardTitle>
-          <div className="grid gap-2 md:grid-cols-[minmax(180px,1fr)_120px_120px_120px_auto]">
+          <div className="grid items-end gap-2 md:grid-cols-[minmax(180px,1fr)_120px_132px_132px_auto]">
             <label className="relative block">
               <Search className="pointer-events-none absolute left-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-slate-400" />
               <input
@@ -174,29 +174,42 @@ export function MarketOpportunitiesPageClient() {
                 placeholder="搜索城市或选项"
               />
             </label>
-            <select
-              value={side}
-              onChange={(event) => setSide(event.target.value)}
-              className="h-9 rounded-md border border-slate-300 bg-white px-2 text-sm font-semibold text-slate-700"
-            >
-              <option value="both">Yes / No</option>
-              <option value="yes">仅 Yes</option>
-              <option value="no">仅 No</option>
-            </select>
-            <input
-              value={maxPrice}
-              onChange={(event) => setMaxPrice(event.target.value)}
-              className="h-9 rounded-md border border-slate-300 bg-white px-2 text-sm font-semibold text-slate-700"
-              inputMode="decimal"
-              aria-label="最高买入价"
-            />
-            <input
-              value={minEdge}
-              onChange={(event) => setMinEdge(event.target.value)}
-              className="h-9 rounded-md border border-slate-300 bg-white px-2 text-sm font-semibold text-slate-700"
-              inputMode="decimal"
-              aria-label="最小 Edge"
-            />
+            <label className="block">
+              <span className="sr-only">方向</span>
+              <select
+                value={side}
+                onChange={(event) => setSide(event.target.value)}
+                className="h-9 w-full rounded-md border border-slate-300 bg-white px-2 text-sm font-semibold text-slate-700"
+              >
+                <option value="both">Yes / No</option>
+                <option value="yes">仅 Yes</option>
+                <option value="no">仅 No</option>
+              </select>
+            </label>
+            <label className="block">
+              <span className="mb-1 block text-[11px] font-black uppercase tracking-wide text-slate-500">
+                最高买入价
+              </span>
+              <input
+                value={maxPrice}
+                onChange={(event) => setMaxPrice(event.target.value)}
+                className="h-9 w-full rounded-md border border-slate-300 bg-white px-2 text-sm font-semibold text-slate-700"
+                inputMode="decimal"
+                aria-label="最高买入价"
+              />
+            </label>
+            <label className="block">
+              <span className="mb-1 block text-[11px] font-black uppercase tracking-wide text-slate-500">
+                最小 Edge
+              </span>
+              <input
+                value={minEdge}
+                onChange={(event) => setMinEdge(event.target.value)}
+                className="h-9 w-full rounded-md border border-slate-300 bg-white px-2 text-sm font-semibold text-slate-700"
+                inputMode="decimal"
+                aria-label="最小 Edge"
+              />
+            </label>
             <Button variant="outline" size="sm" onClick={load}>
               应用筛选
             </Button>
diff --git a/tests/test_ops_market_opportunities.py b/tests/test_ops_market_opportunities.py
index bbd5f685..e3c17123 100644
--- a/tests/test_ops_market_opportunities.py
+++ b/tests/test_ops_market_opportunities.py
@@ -180,3 +180,28 @@ def test_ops_market_opportunities_degrades_when_quotes_fail(monkeypatch):
     assert payload["summary"]["quote_status"] == "unavailable"
     assert payload["summary"]["error"] == "polymarket down"
     assert payload["rows"] == []
+
+
+def test_ops_market_opportunities_reuses_prewarmed_terminal_snapshot(monkeypatch):
+    captured = {}
+    monkeypatch.setattr(market_opportunities, "_require_ops", lambda _request: {"email": "ops@example.com"})
+
+    def fake_scan(filters, *, force_refresh=False):
+        captured["filters"] = filters
+        captured["force_refresh"] = force_refresh
+        return {"rows": [_row()]}
+
+    monkeypatch.setattr(market_opportunities, "build_scan_terminal_payload", fake_scan)
+    monkeypatch.setattr(
+        market_opportunities,
+        "_collect_events_and_prices",
+        lambda rows, _scanner: ({row["city"]: None for row in rows}, {}, "ready"),
+    )
+
+    payload = get_ops_market_opportunities(object(), max_price=0.90, min_edge=0.0)
+
+    assert payload["summary"]["scanned_city_count"] == 1
+    assert captured["force_refresh"] is False
+    assert captured["filters"]["limit"] == 180
+    assert captured["filters"]["min_edge_pct"] == 2
+    assert captured["filters"]["min_liquidity"] == 500
diff --git a/web/services/ops/market_opportunities.py b/web/services/ops/market_opportunities.py
index 734d0fae..603d69b1 100644
--- a/web/services/ops/market_opportunities.py
+++ b/web/services/ops/market_opportunities.py
@@ -460,8 +460,8 @@ def get_ops_market_opportunities(
         "scan_mode": "tradable",
         "min_price": 0.05,
         "max_price": 0.95,
-        "min_edge_pct": 0,
-        "min_liquidity": 0,
+        "min_edge_pct": 2,
+        "min_liquidity": 500,
         "market_type": "maxtemp",
         "time_range": "today",
         "limit": 180,