diff --git a/src/easy_tdx/backtest/optimizer.py b/src/easy_tdx/backtest/optimizer.py
index 62901bb..761c7b0 100644
--- a/src/easy_tdx/backtest/optimizer.py
+++ b/src/easy_tdx/backtest/optimizer.py
@@ -143,7 +143,7 @@ class ParamGridOptimizer:
         strategy_name: str,
         param_grid: dict[str, list[Any]],
         df: pd.DataFrame,
-        cash: float = 100_000.0,
+        cash: float = 1_000_000.0,
         commission: float = 0.0003,
         min_commission: float = 5.0,
         stamp_tax: float = 0.001,
@@ -181,7 +181,8 @@ class ParamGridOptimizer:
         for combo in itertools.product(*value_lists):
             params = dict(zip(param_names, combo, strict=True))
             try:
-                strategy = entry.build(params)
+                # 寻优时跳过参数范围检查——探索超范围值是寻优的目的
+                strategy = entry.build(params, skip_bounds=True)
                 engine = BacktestEngine(
                     strategy=strategy,
                     cash=self._cash,
diff --git a/src/easy_tdx/backtest/strategies/registry.py b/src/easy_tdx/backtest/strategies/registry.py
index 4bd1d4b..9e5a181 100644
--- a/src/easy_tdx/backtest/strategies/registry.py
+++ b/src/easy_tdx/backtest/strategies/registry.py
@@ -114,7 +114,7 @@ class Param:
             schema["description"] = self.description
         return schema
 
-    def validate(self, value: Any) -> Any:
+    def validate(self, value: Any, *, skip_bounds: bool = False) -> Any:
         """校验并强制转换取值，不合法抛 ValueError。
 
         NaN/Inf 的 float 输入会被拒绝（NaN 绕过所有比较，Inf 仅在有界时被拦，
@@ -150,14 +150,25 @@ class Param:
                 f"参数 '{self.name}' 期望 {self.type.__name__}，得到 {value!r}"
             ) from exc
 
-        if self.choices is not None and self.type is str and converted not in self.choices:
-            raise ValueError(
-                f"参数 '{self.name}' 取值 {converted!r} 不在可选范围 {list(self.choices)} 内"
-            )
-        if self.type in (int, float) and self.min_value is not None and converted < self.min_value:
-            raise ValueError(f"参数 '{self.name}'={converted} 小于下限 {self.min_value}")
-        if self.type in (int, float) and self.max_value is not None and converted > self.max_value:
-            raise ValueError(f"参数 '{self.name}'={converted} 大于上限 {self.max_value}")
+        # skip_bounds=True 时跳过范围/取值集合检查（供寻优器探索超范围值），
+        # 仍保留类型转换 + NaN/Inf 拦截。
+        if not skip_bounds:
+            if self.choices is not None and self.type is str and converted not in self.choices:
+                raise ValueError(
+                    f"参数 '{self.name}' 取值 {converted!r} 不在可选范围 {list(self.choices)} 内"
+                )
+            if (
+                self.type in (int, float)
+                and self.min_value is not None
+                and converted < self.min_value
+            ):
+                raise ValueError(f"参数 '{self.name}'={converted} 小于下限 {self.min_value}")
+            if (
+                self.type in (int, float)
+                and self.max_value is not None
+                and converted > self.max_value
+            ):
+                raise ValueError(f"参数 '{self.name}'={converted} 大于上限 {self.max_value}")
         return converted
 
 
@@ -180,10 +191,11 @@ class ParametrizedStrategy(Strategy):
     # 实例属性：已校验的参数值字典（init/next 中通过 self.p[name] 访问）。
     p: dict[str, Any]
 
-    def __init__(self, **kwargs: Any) -> None:
+    def __init__(self, *, skip_bounds: bool = False, **kwargs: Any) -> None:
         """从 kwargs 构造策略参数。
 
         多余的未知参数抛 ValueError；缺失参数取默认值。
+        skip_bounds=True 时跳过参数范围检查（供寻优器探索超范围值）。
         """
         super().__init__()
         declared = {param.name: param for param in self.params}
@@ -194,7 +206,7 @@ class ParametrizedStrategy(Strategy):
         resolved: dict[str, Any] = {}
         for name, param in declared.items():
             raw = kwargs.get(name, param.default)
-            resolved[name] = param.validate(raw)
+            resolved[name] = param.validate(raw, skip_bounds=skip_bounds)
         self.p = resolved
 
 
@@ -220,9 +232,17 @@ class RegisteredStrategy:
             "params": [p.to_schema() for p in self.params],
         }
 
-    def build(self, params: dict[str, Any] | None = None) -> ParametrizedStrategy:
-        """用给定参数构造策略实例，缺失参数取默认值。"""
-        return self.strategy_cls(**(params or {}))
+    def build(
+        self,
+        params: dict[str, Any] | None = None,
+        *,
+        skip_bounds: bool = False,
+    ) -> ParametrizedStrategy:
+        """用给定参数构造策略实例，缺失参数取默认值。
+
+        skip_bounds=True 时跳过参数范围检查（供寻优器探索超范围值）。
+        """
+        return self.strategy_cls(**(params or {}), skip_bounds=skip_bounds)
 
 
 class StrategyRegistry:
diff --git a/web-ui/src/components/KlineChart.vue b/web-ui/src/components/KlineChart.vue
index 4ef026d..5fbb9ae 100644
--- a/web-ui/src/components/KlineChart.vue
+++ b/web-ui/src/components/KlineChart.vue
@@ -30,8 +30,13 @@ function buildOption(): echarts.EChartsCoreOption {
   const keyIndex = new Map<string, number>()
   keys.forEach((k, i) => keyIndex.set(k, i))
 
-  // x 轴显示：日线只显示日期，分钟线显示日期+时间
-  const isIntraday = keys.some((k) => k.length > 10)
+  // x 轴显示：日线只显示日期 YYYY-MM-DD，分钟线显示 MM-DD HH:mm。
+  // 判断分钟线：datetime 有非零时分秒（日线归一化后是 T00:00:00）。
+  // 不能用 length > 10 判断——日线带 T00:00:00 后缀长度也是 19。
+  const isIntraday = keys.some((k) => {
+    const time = k.slice(11, 19) // HH:MM:SS 部分
+    return time && time !== '00:00:00'
+  })
   const dates = keys.map((k) => (isIntraday ? k.replace('T', ' ').slice(5, 16) : k.slice(0, 10)))
 
   const ohlc = props.bars.map((b) => [b.open, b.close, b.low, b.high])
diff --git a/web-ui/src/views/BacktestView.vue b/web-ui/src/views/BacktestView.vue
index 35c14ec..cdae402 100644
--- a/web-ui/src/views/BacktestView.vue
+++ b/web-ui/src/views/BacktestView.vue
@@ -2,7 +2,8 @@
 // 回测主页面：左配置面板 / 右报告面板。
 // 编排：取行情 → 选策略+参数 → 回测 → 展示 K线+净值+指标+成交。
 
-import { onMounted, ref } from 'vue'
+import { nextTick, onMounted, ref } from 'vue'
+import { useRoute } from 'vue-router'
 
 import EquityChart from '../components/EquityChart.vue'
 import KlineChart from '../components/KlineChart.vue'
@@ -14,6 +15,7 @@ import type { ExecutionMode } from '../types'
 import { useBacktestStore } from '../stores/backtest'
 
 const store = useBacktestStore()
+const route = useRoute()
 
 // 表单状态（v-model 给子组件）
 const strategy = ref('ma_cross')
@@ -25,10 +27,27 @@ const execution = ref<ExecutionMode>('next_open')
 
 const EXECUTIONS: ExecutionMode[] = ['next_open', 'next_close', 'this_close', 'worst', 'best']
 
-onMounted(() => {
-  store.loadStrategies().catch((e) => {
+onMounted(async () => {
+  await store.loadStrategies().catch((e) => {
     store.error = `加载策略列表失败：${e instanceof Error ? e.message : e}`
   })
+
+  // 从 URL query 读取寻优页传来的 strategy + params（跳转自动填充）
+  const qStrategy = route.query.strategy as string | undefined
+  const qParams = route.query.params as string | undefined
+  if (qStrategy) {
+    strategy.value = qStrategy
+    // 等待 StrategyPicker 的 watch(selectedSchema) 触发完默认值重置后，
+    // 再用 query 的 params 覆盖，避免被 watch 重置掉
+    await nextTick()
+  }
+  if (qParams) {
+    try {
+      params.value = JSON.parse(qParams) as Record<string, number | string | boolean>
+    } catch {
+      // query 参数解析失败，忽略
+    }
+  }
 })
 
 async function onRun() {
diff --git a/web-ui/src/views/CompareView.vue b/web-ui/src/views/CompareView.vue
index 7247e42..a9e8dcb 100644
--- a/web-ui/src/views/CompareView.vue
+++ b/web-ui/src/views/CompareView.vue
@@ -1,19 +1,26 @@
 <script setup lang="ts">
 // 结果对比页面：选 2-4 个已完成的回测 task，叠加净值曲线 + 横向指标对比。
+// 支持单标的回测（equity_curve）和组合回测（combined_equity）的混合对比。
 
 import { onMounted, ref, watch } from 'vue'
 
 import CompareChart from '../components/CompareChart.vue'
 import CompareTable from '../components/CompareTable.vue'
 import { fetchTask, fetchTaskList, formatError } from '../api'
-import type { BacktestResult, TaskSummary } from '../types'
+import type { BacktestResult, EquityPoint, TaskSummary } from '../types'
+
+/** 统一的可对比项：无论单标的还是组合，都归一化为 equity + performance。 */
+interface CompareItem {
+  label: string
+  equity: EquityPoint[]
+  performance: Record<string, number>
+}
 
 const taskList = ref<TaskSummary[]>([])
 const loading = ref(false)
 const error = ref('')
 const selectedIds = ref<Set<string>>(new Set())
-// 已加载的详情（task_id → BacktestResult）
-const details = ref<Map<string, { label: string; result: BacktestResult }>>(new Map())
+const details = ref<Map<string, CompareItem>>(new Map())
 
 onMounted(loadTasks)
 
@@ -22,7 +29,6 @@ async function loadTasks() {
   error.value = ''
   try {
     const resp = await fetchTaskList(20)
-    // 只显示已完成的单标的回测（status=done 且 result 是 BacktestResult）
     taskList.value = resp.tasks.filter((t) => t.status === 'done')
   } catch (e) {
     error.value = formatError(e)
@@ -31,37 +37,62 @@ async function loadTasks() {
   }
 }
 
+/** 从 task result 提取可对比的 equity + performance。
+ * 支持单标的（equity_curve/performance）和组合（combined_equity/total_performance）。 */
+function extractComparable(
+  result: Record<string, unknown> | null,
+): { equity: EquityPoint[]; performance: Record<string, number> } | null {
+  if (!result) return null
+  // 单标的回测
+  if (result.performance && result.equity_curve) {
+    return {
+      equity: result.equity_curve as EquityPoint[],
+      performance: result.performance as Record<string, number>,
+    }
+  }
+  // 组合回测
+  if (result.total_performance && result.combined_equity) {
+    return {
+      equity: result.combined_equity as EquityPoint[],
+      performance: result.total_performance as Record<string, number>,
+    }
+  }
+  return null
+}
+
 async function toggle(taskId: string) {
   if (selectedIds.value.has(taskId)) {
     selectedIds.value.delete(taskId)
     details.value.delete(taskId)
   } else {
-    if (selectedIds.value.size >= 4) return // 最多 4 个
+    if (selectedIds.value.size >= 4) return
     selectedIds.value.add(taskId)
-    // 拉详情
     try {
       const state = await fetchTask(taskId)
-      const result = state.result as BacktestResult
-      if (!result?.performance || !result?.equity_curve) {
-        throw new Error('该任务结果不可对比（非单标的回测）')
+      const comparable = extractComparable(state.result as Record<string, unknown> | null)
+      if (!comparable) {
+        throw new Error('该任务结果不含净值曲线（寻优任务等不可对比）')
       }
-      details.value.set(taskId, { label: state.description, result })
+      details.value.set(taskId, { label: state.description, ...comparable })
     } catch (e) {
       selectedIds.value.delete(taskId)
       error.value = e instanceof Error ? e.message : String(e)
     }
   }
-  // 触发响应式
   selectedIds.value = new Set(selectedIds.value)
   details.value = new Map(details.value)
 }
 
 const compareItems = ref<Array<{ label: string; result: BacktestResult }>>([])
 function refreshItems() {
-  compareItems.value = Array.from(details.value.values())
+  // CompareChart/CompareTable 期望 { label, result: BacktestResult }，
+  // 这里把归一化的 equity/performance 包装回去
+  compareItems.value = Array.from(details.value.values()).map((item) => ({
+    label: item.label,
+    result: { equity_curve: item.equity, performance: item.performance } as unknown as BacktestResult,
+  }))
 }
 
-// 监听 details 变化刷新对比项
 watch(details, refreshItems, { deep: true })
 </script>