diff --git a/zhixing-web/src/features/selection/components/selection-presentation.ts b/zhixing-web/src/features/selection/components/selection-presentation.ts
index 9fb3bd2..713fab9 100644
--- a/zhixing-web/src/features/selection/components/selection-presentation.ts
+++ b/zhixing-web/src/features/selection/components/selection-presentation.ts
@@ -28,6 +28,20 @@ export const categoryLabels: Record<string, string> = {
   zhixing_b1_pullback_yellow: "回踩黄线 B",
 }
 
+const detailLabels: Record<string, string> = {
+  daily_amplitude: "日振幅",
+  daily_change: "日涨跌幅",
+  j: "J 值",
+  macd: "MACD",
+  rsi: "RSI",
+  sub_signal: "命中信号",
+  trend_white: "知行白线",
+  trend_yellow: "知行黄线",
+  volume: "成交量",
+}
+
+const percentageDetailKeys = new Set(["daily_amplitude", "daily_change"])
+
 export type SignalCategoryFilter = SelectionCategoryFilter
 
 export const signalCategoryOptions: ReadonlyArray<{
@@ -59,10 +73,32 @@ export function getSignalKey(signal: SelectionSignal) {
   return `${signal.ts_code}-${signal.category}`
 }
 
-export function formatDetails(details: SelectionSignal["details"]) {
-  return Object.entries(details)
-    .map(([key, value]) => `${key}: ${value ?? "—"}`)
-    .join(" · ")
+export function getSignalDetailItems(details: SelectionSignal["details"]) {
+  return Object.entries(details).map(([key, value]) => ({
+    key,
+    label: detailLabels[key] ?? key,
+    value: formatSignalDetailValue(key, value),
+  }))
+}
+
+export function getSignalJValue(details: SelectionSignal["details"]) {
+  return formatSignalDetailValue("j", details.j)
+}
+
+function formatSignalDetailValue(
+  key: string,
+  value: number | string | null | undefined,
+) {
+  if (value === null || value === undefined || value === "") return "—"
+  if (typeof value !== "number") return value
+  if (key === "volume") {
+    return value.toLocaleString("zh-CN", { maximumFractionDigits: 0 })
+  }
+
+  const formatted = value.toLocaleString("zh-CN", {
+    maximumFractionDigits: 2,
+  })
+  return percentageDetailKeys.has(key) ? `${formatted}%` : formatted
 }
 
 export function matchesCategory(
diff --git a/zhixing-web/src/features/selection/components/signal-detail-panel.tsx b/zhixing-web/src/features/selection/components/signal-detail-panel.tsx
index 1cda755..607070c 100644
--- a/zhixing-web/src/features/selection/components/signal-detail-panel.tsx
+++ b/zhixing-web/src/features/selection/components/signal-detail-panel.tsx
@@ -4,11 +4,8 @@ import { Badge } from "@/shared/ui/badge"
 import { Card } from "@/shared/ui/card"
 
 import type { SelectionSignal } from "../api/selection.types"
-import {
-  categoryToneClass,
-  formatDetails,
-  getCategoryLabel,
-} from "./selection-presentation"
+import { categoryToneClass, getCategoryLabel } from "./selection-presentation"
+import { SignalDetails } from "./signal-details"
 
 interface SignalDetailPanelProps {
   signal: SelectionSignal | undefined
@@ -69,7 +66,7 @@ export function SignalDetailPanel({ signal }: SignalDetailPanelProps) {
         {getCategoryLabel(signal.category)}
       </Badge>
 
-      <dl className="mt-4 divide-y divide-border/60 border-t border-border/60 text-xs">
+      <dl className="mt-4 divide-y divide-border/60 border-y border-border/60 text-xs">
         <div className="flex items-center justify-between gap-3 py-2.5">
           <dt className="text-muted-foreground">目标交易日</dt>
           <dd className="font-medium tabular-nums">
@@ -80,13 +77,17 @@ export function SignalDetailPanel({ signal }: SignalDetailPanelProps) {
           <dt className="text-muted-foreground">策略</dt>
           <dd className="font-medium">知行 B1</dd>
         </div>
-        <div className="space-y-1.5 py-2.5">
-          <dt className="text-muted-foreground">关键依据</dt>
-          <dd className="leading-5 text-foreground">
-            {formatDetails(signal.details)}
-          </dd>
-        </div>
       </dl>
+
+      <section className="mt-4" aria-labelledby="signal-detail-metrics">
+        <h3
+          className="mb-2 text-xs font-medium text-muted-foreground"
+          id="signal-detail-metrics"
+        >
+          关键指标
+        </h3>
+        <SignalDetails details={signal.details} />
+      </section>
     </aside>
   )
 }
diff --git a/zhixing-web/src/features/selection/components/signal-details.tsx b/zhixing-web/src/features/selection/components/signal-details.tsx
new file mode 100644
index 0000000..89223bf
--- /dev/null
+++ b/zhixing-web/src/features/selection/components/signal-details.tsx
@@ -0,0 +1,38 @@
+import { cn } from "@/shared/ui/utils"
+
+import type { SelectionSignal } from "../api/selection.types"
+import { getSignalDetailItems } from "./selection-presentation"
+
+interface SignalDetailsProps {
+  className?: string
+  details: SelectionSignal["details"]
+}
+
+export function SignalDetails({ className, details }: SignalDetailsProps) {
+  const items = getSignalDetailItems(details)
+
+  if (items.length === 0) {
+    return <p className="text-xs text-muted-foreground">暂无指标详情</p>
+  }
+
+  return (
+    <dl className={cn("grid grid-cols-2 gap-2", className)}>
+      {items.map((item) => (
+        <div
+          key={item.key}
+          className="min-w-0 rounded-md border border-border/60 bg-muted/30 px-2.5 py-2"
+        >
+          <dt className="truncate text-[10px] font-medium text-muted-foreground">
+            {item.label}
+          </dt>
+          <dd
+            className="mt-1 truncate text-sm font-semibold tabular-nums text-foreground"
+            title={item.value}
+          >
+            {item.value}
+          </dd>
+        </div>
+      ))}
+    </dl>
+  )
+}
diff --git a/zhixing-web/src/features/selection/components/signal-record-list.tsx b/zhixing-web/src/features/selection/components/signal-record-list.tsx
index 8e78040..3a2627a 100644
--- a/zhixing-web/src/features/selection/components/signal-record-list.tsx
+++ b/zhixing-web/src/features/selection/components/signal-record-list.tsx
@@ -6,10 +6,11 @@ import { Button } from "@/shared/ui/button"
 import type { SelectionSignal } from "../api/selection.types"
 import {
   categoryToneClass,
-  formatDetails,
   getCategoryLabel,
+  getSignalJValue,
   getSignalKey,
 } from "./selection-presentation"
+import { SignalDetails } from "./signal-details"
 
 interface SignalRecordListProps {
   signals: SelectionSignal[]
@@ -63,24 +64,33 @@ export function SignalRecordList({
               >
                 {getCategoryLabel(signal.category)}
               </Badge>
-              <Button
-                aria-expanded={expanded}
-                className="min-h-11 gap-1 px-2 text-xs text-muted-foreground"
-                onClick={() => onToggleExpanded(signal)}
-                variant="ghost"
-              >
-                {expanded ? "收起详情" : "查看详情"}
-                {expanded ? (
-                  <ChevronUp aria-hidden="true" />
-                ) : (
-                  <ChevronDown aria-hidden="true" />
-                )}
-              </Button>
+              <div className="flex items-center gap-1">
+                <span className="text-xs tabular-nums text-muted-foreground">
+                  J&nbsp;
+                  <strong className="font-semibold text-foreground">
+                    {getSignalJValue(signal.details)}
+                  </strong>
+                </span>
+                <Button
+                  aria-expanded={expanded}
+                  className="min-h-11 gap-1 px-2 text-xs text-muted-foreground"
+                  onClick={() => onToggleExpanded(signal)}
+                  variant="ghost"
+                >
+                  {expanded ? "收起详情" : "查看详情"}
+                  {expanded ? (
+                    <ChevronUp aria-hidden="true" />
+                  ) : (
+                    <ChevronDown aria-hidden="true" />
+                  )}
+                </Button>
+              </div>
             </div>
             {expanded ? (
-              <p className="text-xs leading-5 text-muted-foreground">
-                {formatDetails(signal.details)}
-              </p>
+              <SignalDetails
+                className="sm:grid-cols-3"
+                details={signal.details}
+              />
             ) : null}
           </article>
         )
diff --git a/zhixing-web/src/features/selection/components/signal-table.tsx b/zhixing-web/src/features/selection/components/signal-table.tsx
index a15e0c0..856c004 100644
--- a/zhixing-web/src/features/selection/components/signal-table.tsx
+++ b/zhixing-web/src/features/selection/components/signal-table.tsx
@@ -5,8 +5,8 @@ import { Badge } from "@/shared/ui/badge"
 import type { SelectionSignal } from "../api/selection.types"
 import {
   categoryToneClass,
-  formatDetails,
   getCategoryLabel,
+  getSignalJValue,
   getSignalKey,
 } from "./selection-presentation"
 
@@ -37,9 +37,9 @@ export function SignalTable({
         <thead className="sticky top-0 z-10 bg-card text-[11px] text-muted-foreground">
           <tr className="border-b border-border/70">
             <th className="h-9 px-3 font-medium">股票</th>
-            <th className="h-9 px-3 font-medium">子信号</th>
-            <th className="h-9 px-3 font-medium">收盘价</th>
-            <th className="h-9 px-3 font-medium">关键详情</th>
+            <th className="h-9 px-3 font-medium">信号类型</th>
+            <th className="h-9 px-3 text-right font-medium">J 值</th>
+            <th className="h-9 px-3 text-right font-medium">收盘价</th>
           </tr>
         </thead>
         <tbody>
@@ -70,13 +70,11 @@ export function SignalTable({
                       {getCategoryLabel(signal.category)}
                     </Badge>
                   </td>
-                  <td className="px-3 align-middle font-medium tabular-nums text-foreground">
-                    ¥ {signal.close.toFixed(2)}
+                  <td className="px-3 text-right align-middle font-semibold tabular-nums text-foreground">
+                    {getSignalJValue(signal.details)}
                   </td>
-                  <td className="max-w-[360px] px-3 align-middle text-muted-foreground">
-                    <span className="line-clamp-2">
-                      {formatDetails(signal.details)}
-                    </span>
+                  <td className="px-3 text-right align-middle font-medium tabular-nums text-foreground">
+                    ¥ {signal.close.toFixed(2)}
                   </td>
                 </tr>
               )
diff --git a/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx b/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx
index cc2b9d7..5116d65 100644
--- a/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx
+++ b/zhixing-web/src/features/selection/pages/selection-results-page.test.tsx
@@ -102,9 +102,26 @@ describe("SelectionResultsPage", () => {
     expect(screen.queryByText("目标股票数")).not.toBeInTheDocument()
     const table = screen.getByRole("table")
     expect(table).toBeInTheDocument()
+    expect(
+      within(table).getByRole("columnheader", { name: "信号类型" }),
+    ).toBeInTheDocument()
+    expect(
+      within(table).getByRole("columnheader", { name: "J 值" }),
+    ).toBeInTheDocument()
+    expect(
+      within(table).queryByRole("columnheader", { name: "关键详情" }),
+    ).not.toBeInTheDocument()
     expect(within(table).getByText("原始 B1")).toBeInTheDocument()
     expect(within(table).getByText("回踩白线 B")).toBeInTheDocument()
+    expect(within(table).getAllByText("12")).toHaveLength(2)
     expect(within(table).getAllByText("平安银行")).toHaveLength(2)
+
+    const detailPanel = screen.getByRole("complementary", {
+      name: "当前股票详情",
+    })
+    expect(within(detailPanel).getByText("关键指标")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("J 值")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("RSI")).toBeInTheDocument()
   })
 
   it("opens execution status details in a drawer and restores trigger focus", async () => {
@@ -330,10 +347,11 @@ describe("SelectionResultsPage", () => {
       ).getByText("招商银行"),
     ).toBeInTheDocument()
 
-    const expandButton = screen.getAllByRole("button", { name: "查看详情" })[0]
+    const expandButton = screen.getAllByRole("button", { name: "查看详情" })[2]
     fireEvent.click(expandButton)
     expect(expandButton).toHaveAttribute("aria-expanded", "true")
-    expect(screen.getAllByText("macd: 3.2").length).toBeGreaterThan(1)
+    expect(screen.getAllByText("MACD").length).toBeGreaterThan(1)
+    expect(screen.getAllByText("3.2").length).toBeGreaterThan(1)
   })
 
   it("navigates to another page when the result list is paginated", () => {