diff --git a/packages/web_shell_core/test_assets/test_bridge.html b/packages/web_shell_core/test_assets/test_bridge.html
index 3137771..1abb74a 100644
--- a/packages/web_shell_core/test_assets/test_bridge.html
+++ b/packages/web_shell_core/test_assets/test_bridge.html
@@ -221,6 +221,13 @@
   <div class="status-version" id="statusVersion"></div>
 </div>
 
+<!-- ══════════ 0. 设备与内核信息 ══════════ -->
+<div class="section-title">0. 设备与内核信息</div>
+<div class="card" id="deviceInfoCard">
+  <div class="card-label">WebView / 设备环境（自动检测）</div>
+  <div id="deviceInfoContent" style="font-size:12px; line-height:1.8; color:var(--text);"></div>
+</div>
+
 <!-- ══════════ 1. 环境检测 ══════════ -->
 <div class="section-title">1. 环境检测</div>
 <div class="card">
@@ -751,6 +758,77 @@ function handleFileInput(input, previewId) {
 // ═══════════════════════════════════════
 log('info', 'System', '测试页已加载，等待 AppShell 桥接注入…');
 
+// ═══════════════════════════════════════
+// 0. 设备与内核信息（自动填充）
+// ═══════════════════════════════════════
+(function populateDeviceInfo() {
+  const ua = navigator.userAgent;
+
+  // 解析 Chrome/WebView 版本
+  const chromeMatch = ua.match(/Chrome\/([\d.]+)/);
+  const chromeVersion = chromeMatch ? chromeMatch[1] : null;
+  const chromeMajor = chromeVersion ? chromeVersion.split('.')[0] : null;
+
+  // 解析 Android 版本
+  const androidMatch = ua.match(/Android\s+([\d.]+)/);
+  const androidVersion = androidMatch ? androidMatch[1] : null;
+
+  // 解析设备型号 (粗略: Android 后括号内的末尾部分)
+  const buildMatch = ua.match(/;\s*([^;)]+)\s+Build\//);
+  const deviceModel = buildMatch ? buildMatch[1].trim() : null;
+
+  // WebView 标识
+  const isWebView = /; wv\)/.test(ua) || /WebView/.test(ua);
+
+  const screen = window.screen;
+  const dpr = window.devicePixelRatio || 1;
+
+  const rows = [
+    ['🌐 WebView 内核', chromeVersion ? `Chrome/${chromeVersion}` : '未识别'],
+    ['📦 Chrome 主版本', chromeMajor || '—'],
+    ['🤖 Android 版本', androidVersion || '—'],
+    ['📱 设备型号', deviceModel || '—'],
+    ['🏷 WebView 标识', isWebView ? '✅ 内嵌 WebView (wv)' : '❌ 非 WebView'],
+    ['📐 屏幕分辨率', `${screen.width} × ${screen.height} (实际像素 ${Math.round(screen.width * dpr)} × ${Math.round(screen.height * dpr)})`],
+    ['🖥 Viewport', `${window.innerWidth} × ${window.innerHeight}`],
+    ['🔍 像素密度 (DPR)', dpr.toFixed(2)],
+    ['🌍 语言', navigator.language || '—'],
+    ['📡 在线状态', navigator.onLine ? '✅ 在线' : '❌ 离线'],
+  ];
+
+  // 可选: 内存信息 (仅 Chrome)
+  if (navigator.deviceMemory) {
+    rows.push(['💾 设备内存', navigator.deviceMemory + ' GB (近似值)']);
+  }
+  if (navigator.hardwareConcurrency) {
+    rows.push(['⚙️ CPU 核心', navigator.hardwareConcurrency + ' 核']);
+  }
+
+  let html = '<table style="width:100%; border-collapse:collapse;">';
+  rows.forEach(([label, value]) => {
+    html += `<tr style="border-bottom:1px solid var(--border);">`;
+    html += `<td style="padding:4px 8px; font-weight:600; white-space:nowrap; color:var(--muted);">${label}</td>`;
+    html += `<td style="padding:4px 8px;">${value}</td>`;
+    html += `</tr>`;
+  });
+  html += '</table>';
+
+  // 可折叠的完整 UserAgent
+  html += `<details style="margin-top:8px;"><summary style="cursor:pointer; font-size:11px; color:var(--info);">📋 完整 UserAgent</summary>`;
+  html += `<div style="margin-top:4px; padding:8px; background:#f3f4f6; border-radius:6px; font-size:11px; word-break:break-all; font-family:monospace;">${escapeHtml(ua)}</div>`;
+  html += `</details>`;
+
+  document.getElementById('deviceInfoContent').innerHTML = html;
+
+  log('ok', 'DeviceInfo', {
+    chrome: chromeVersion || 'unknown',
+    android: androidVersion || 'unknown',
+    model: deviceModel || 'unknown',
+    isWebView,
+    screen: `${screen.width}x${screen.height}@${dpr}x`,
+  });
+})();
+
 // 延迟检测 Bridge 状态
 setTimeout(function() {
   if (window.AppShell) {