diff --git a/public/css/style.css b/public/css/style.css
index 8533a95..3b5b103 100644
--- a/public/css/style.css
+++ b/public/css/style.css
@@ -586,11 +586,17 @@ input:checked+.slider:before {
 /* ---- Charts Section ---- */
 .charts-section {
   display: grid;
-  grid-template-columns: 1fr;
+  grid-template-columns: 3fr 2fr;
   gap: 16px;
   margin-bottom: 24px;
 }
 
+@media (max-width: 1200px) {
+  .charts-section {
+    grid-template-columns: 1fr;
+  }
+}
+
 .chart-card {
   background: var(--bg-card);
   border: 1px solid var(--border-color);
@@ -748,6 +754,24 @@ input:checked+.slider:before {
   color: var(--accent-cyan);
 }
 
+/* ---- Globe Card ---- */
+.globe-card {
+  display: flex;
+  flex-direction: column;
+}
+
+.globe-body {
+  flex: 1;
+  min-height: 280px;
+  position: relative;
+  overflow: hidden;
+  cursor: grab;
+}
+
+.globe-body:active {
+  cursor: grabbing;
+}
+
 /* ---- Gauges ---- */
 .gauges-container {
   display: flex;
diff --git a/public/index.html b/public/index.html
index 85d31f8..ee9f3fb 100644
--- a/public/index.html
+++ b/public/index.html
@@ -12,6 +12,7 @@
     href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap"
     rel="stylesheet">
   <link rel="stylesheet" href="/css/style.css">
+  <script src="//unpkg.com/globe.gl"></script>
   <script>
     // Prevent theme flicker
     (function () {
@@ -234,6 +235,20 @@
             </div>
           </div>
         </div>
+
+        <!-- Global Traffic 3D Globe -->
+        <div class="chart-card globe-card" id="globeCard">
+          <div class="chart-card-header">
+            <h2 class="chart-title">
+              <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" class="chart-title-icon">
+                <circle cx="12" cy="12" r="10" />
+                <path d="M2 12h20M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z" />
+              </svg>
+              全球节点分布
+            </h2>
+          </div>
+          <div class="globe-body" id="globeContainer"></div>
+        </div>
       </section>
 
       <!-- Server List -->
diff --git a/public/js/app.js b/public/js/app.js
index b8d7fc3..d9acdf7 100644
--- a/public/js/app.js
+++ b/public/js/app.js
@@ -77,7 +77,8 @@
     newPasswordInput: document.getElementById('newPassword'),
     confirmNewPasswordInput: document.getElementById('confirmNewPassword'),
     btnChangePassword: document.getElementById('btnChangePassword'),
-    changePasswordMessage: document.getElementById('changePasswordMessage')
+    changePasswordMessage: document.getElementById('changePasswordMessage'),
+    globeContainer: document.getElementById('globeContainer')
   };
 
   // ---- State ----
@@ -89,6 +90,7 @@
   let currentSourceFilter = 'all';
   let currentPage = 1;
   let pageSize = 20;
+  let myGlobe = null;
 
   // ---- Initialize ----
   function init() {
@@ -101,6 +103,9 @@
     // Network chart
     networkChart = new AreaChart(dom.networkCanvas);
 
+    // Initial globe
+    initGlobe();
+
     // Event listeners
     dom.btnSettings.addEventListener('click', openSettings);
     dom.modalClose.addEventListener('click', closeSettings);
@@ -353,6 +358,78 @@
     }
   }
 
+  // ---- Global Globe ----
+  function initGlobe() {
+    if (!dom.globeContainer) return;
+    
+    myGlobe = Globe()
+      (dom.globeContainer)
+      .globeImageUrl('//unpkg.com/three-globe/example/img/earth-dark.jpg')
+      .bumpImageUrl('//unpkg.com/three-globe/example/img/earth-topology.png')
+      .backgroundColor('rgba(0,0,0,0)')
+      .showAtmosphere(true)
+      .atmosphereColor('#6366f1')
+      .atmosphereDaylightAlpha(0.1)
+      .pointsData([])
+      .pointColor(() => '#06b6d4')
+      .pointAltitude(0.05)
+      .pointRadius(0.8)
+      .pointsMerge(true)
+      .pointLabel(d => `
+        <div style="background: rgba(10, 14, 26, 0.9); padding: 8px 12px; border: 1px solid var(--accent-indigo); border-radius: 8px; backdrop-filter: blur(8px);">
+            <div style="font-weight: 700; color: #fff; margin-bottom: 4px;">${escapeHtml(d.job)}</div>
+            <div style="font-size: 0.75rem; color: var(--text-secondary);">${escapeHtml(d.city || '')}, ${escapeHtml(d.countryName || d.country || '')}</div>
+            <div style="font-size: 0.75rem; margin-top: 4px;">
+                <span style="color: var(--accent-indigo);">BW:</span> ↓${formatBandwidth(d.netRx)} ↑${formatBandwidth(d.netTx)}
+            </div>
+        </div>
+      `);
+
+    // Resizing
+    const resizeObserver = new ResizeObserver(() => {
+        if (myGlobe) {
+            const width = dom.globeContainer.clientWidth;
+            const height = dom.globeContainer.clientHeight;
+            myGlobe.width(width).height(height);
+        }
+    });
+    resizeObserver.observe(dom.globeContainer);
+
+    // Initial view
+    myGlobe.controls().autoRotate = true;
+    myGlobe.controls().autoRotateSpeed = 0.5;
+    myGlobe.controls().enableZoom = false; // Disable zoom to maintain dashboard feel
+  }
+
+  function updateGlobe(servers) {
+    if (!myGlobe) return;
+
+    // Filter servers with lat/lng
+    const geoData = servers
+        .filter(s => s.lat && s.lng)
+        .map(s => ({
+            lat: s.lat,
+            lng: s.lng,
+            job: s.job,
+            city: s.city,
+            country: s.country,
+            countryName: s.countryName,
+            netRx: s.netRx,
+            netTx: s.netTx,
+            size: Math.max(0.2, Math.min(1.5, (s.netRx + s.netTx) / 1024 / 1024 / 5)) // Scale by bandwidth (MB/s)
+        }));
+
+    myGlobe.pointsData(geoData);
+    
+    // Also add arcs for "traffic flow" if we have multiple servers
+    // For now, let's just show rings or pulses for active traffic
+    myGlobe.ringsData(geoData.filter(d => (d.netRx + d.netTx) > 1024 * 1024)); // Pulse for servers > 1MB/s
+    myGlobe.ringColor(() => '#6366f1');
+    myGlobe.ringMaxRadius(3);
+    myGlobe.ringPropagationSpeed(1);
+    myGlobe.ringRepeatPeriod(1000);
+  }
+
   // ---- Update Dashboard ----
   function updateDashboard(data) {
     // Server count
@@ -384,6 +461,9 @@
 
     // Update server table
     renderFilteredServers();
+    
+    // Update globe
+    updateGlobe(data.servers || []);
 
     // Flash animation
     if (previousMetrics) {
diff --git a/server/db-integrity-check.js b/server/db-integrity-check.js
index 1d97011..6d021d1 100644
--- a/server/db-integrity-check.js
+++ b/server/db-integrity-check.js
@@ -13,7 +13,8 @@ const REQUIRED_TABLES = [
   'users',
   'prometheus_sources',
   'site_settings',
-  'traffic_stats'
+  'traffic_stats',
+  'server_locations'
 ];
 
 async function checkAndFixDatabase() {
@@ -115,6 +116,21 @@ async function recreateDatabase(host, port, user, password, dbName) {
       ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
     `);
 
+    console.log('  - Creating table "server_locations"...');
+    await connection.query(`
+      CREATE TABLE IF NOT EXISTS server_locations (
+        id INT AUTO_INCREMENT PRIMARY KEY,
+        ip VARCHAR(255) NOT NULL UNIQUE,
+        country CHAR(2),
+        country_name VARCHAR(100),
+        region VARCHAR(100),
+        city VARCHAR(100),
+        latitude DOUBLE,
+        longitude DOUBLE,
+        last_updated TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+      ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
+    `);
+
     console.log(`[Database Integrity] ✅ Re-initialization complete.`);
     
     // Refresh db pool in the main app context
diff --git a/server/geo-service.js b/server/geo-service.js
new file mode 100644
index 0000000..e7a458e
--- /dev/null
+++ b/server/geo-service.js
@@ -0,0 +1,94 @@
+const axios = require('axios');
+const db = require('./db');
+
+/**
+ * Geo Location Service
+ * Resolves IP addresses to geographical coordinates and country info.
+ * Caches results in the database to minimize API calls.
+ */
+
+const ipInfoToken = process.env.IPINFO_TOKEN;
+
+async function getLocation(ip) {
+  // Normalize IP (strip port if present)
+  const cleanIp = ip.split(':')[0];
+  
+  // Skip local/reserved IPs
+  if (isLocalIp(cleanIp)) {
+    return null;
+  }
+
+  // Check database first
+  try {
+    const [rows] = await db.query('SELECT * FROM server_locations WHERE ip = ?', [cleanIp]);
+    if (rows.length > 0) {
+      // Check if data is stale (e.g., older than 30 days)
+      const data = rows[0];
+      const age = Date.now() - new Date(data.last_updated).getTime();
+      if (age < 30 * 24 * 60 * 60 * 1000) {
+        return data;
+      }
+    }
+
+    // Resolve via ipinfo.io
+    console.log(`[Geo Service] Resolving location for IP: ${cleanIp}`);
+    const url = `https://ipinfo.io/${cleanIp}/json${ipInfoToken ? `?token=${ipInfoToken}` : ''}`;
+    const response = await axios.get(url, { timeout: 5000 });
+    const geo = response.data;
+
+    if (geo && geo.loc) {
+      const [lat, lon] = geo.loc.split(',').map(Number);
+      const locationData = {
+        ip: cleanIp,
+        country: geo.country,
+        country_name: geo.country_name || geo.country, // ipinfo might not have country_name in basic response
+        region: geo.region,
+        city: geo.city,
+        latitude: lat,
+        longitude: lon
+      };
+
+      // Save to DB
+      await db.query(`
+        INSERT INTO server_locations (ip, country, country_name, region, city, latitude, longitude)
+        VALUES (?, ?, ?, ?, ?, ?, ?)
+        ON DUPLICATE KEY UPDATE
+          country = VALUES(country),
+          country_name = VALUES(country_name),
+          region = VALUES(region),
+          city = VALUES(city),
+          latitude = VALUES(latitude),
+          longitude = VALUES(longitude)
+      `, [
+        locationData.ip,
+        locationData.country,
+        locationData.country_name,
+        locationData.region,
+        locationData.city,
+        locationData.latitude,
+        locationData.longitude
+      ]);
+
+      return locationData;
+    }
+  } catch (err) {
+    console.error(`[Geo Service] Error resolving IP ${cleanIp}:`, err.message);
+  }
+
+  return null;
+}
+
+function isLocalIp(ip) {
+  if (ip === 'localhost' || ip === '127.0.0.1' || ip === '::1') return true;
+  
+  // RFC1918 private addresses
+  const p1 = /^10\./;
+  const p2 = /^172\.(1[6-9]|2[0-9]|3[0-1])\./;
+  const p3 = /^192\.168\./;
+  
+  return p1.test(ip) || p2.test(ip) || p3.test(ip);
+}
+
+module.exports = {
+  getLocation
+};
diff --git a/server/index.js b/server/index.js
index 6adf177..50745f2 100644
--- a/server/index.js
+++ b/server/index.js
@@ -5,6 +5,7 @@ const path = require('path');
 const db = require('./db');
 const prometheusService = require('./prometheus-service');
 const cache = require('./cache');
+const geoService = require('./geo-service');
 const checkAndFixDatabase = require('./db-integrity-check');
 
 const app = express();
@@ -548,7 +549,7 @@ app.get('/api/metrics/overview', async (req, res) => {
       console.error('Error calculating 24h traffic from DB integration:', err);
     }
 
-    res.json({
+    const overview = {
       totalServers,
       activeServers,
       cpu: {
@@ -577,7 +578,35 @@ app.get('/api/metrics/overview', async (req, res) => {
         total: traffic24hRx + traffic24hTx
       },
       servers: allServers
-    });
+    };
+
+    // --- Add Geo Information to Servers ---
+    const geoServers = await Promise.all(overview.servers.map(async (server) => {
+      // The original IP is masked in the response from prometheusService.getOverviewMetrics
+      // But we can get it back from serverIdMap in prometheusService if we are on the same process
+      // Actually, prometheusService needs to provide a way to get the real IP back.
+      // Or we can just modify getOverviewMetrics to return the real IP for internal use.
+      
+      // Let's look at prometheusService.js's getServerIdMap logic
+      const realInstance = prometheusService.resolveToken(server.instance);
+      const cleanIp = realInstance.split(':')[0];
+      
+      // Attempt to get location
+      const location = await geoService.getLocation(cleanIp);
+      if (location) {
+        return {
+          ...server,
+          country: location.country,
+          countryName: location.country_name,
+          lat: location.latitude,
+          lng: location.longitude
+        };
+      }
+      return server;
+    }));
+
+    overview.servers = geoServers;
+    res.json(overview);
   } catch (err) {
     console.error('Error fetching overview metrics:', err);
     res.status(500).json({ error: 'Failed to fetch metrics' });
diff --git a/server/init-db.js b/server/init-db.js
index 6ca4f5e..2e8d631 100644
--- a/server/init-db.js
+++ b/server/init-db.js
@@ -67,6 +67,22 @@ async function initDatabase() {
   `);
   console.log('  ✅ Table "site_settings" ready');
 
+  // Create server_locations table
+  await connection.query(`
+    CREATE TABLE IF NOT EXISTS server_locations (
+      id INT AUTO_INCREMENT PRIMARY KEY,
+      ip VARCHAR(255) NOT NULL UNIQUE,
+      country CHAR(2),
+      country_name VARCHAR(100),
+      region VARCHAR(100),
+      city VARCHAR(100),
+      latitude DOUBLE,
+      longitude DOUBLE,
+      last_updated TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+    ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
+  `);
+  console.log('  ✅ Table "server_locations" ready');
+
   console.log('\n🎉 Database initialization complete!\n');
   await connection.end();
 }
diff --git a/server/prometheus-service.js b/server/prometheus-service.js
index 34dea3d..8d351e6 100644
--- a/server/prometheus-service.js
+++ b/server/prometheus-service.js
@@ -650,5 +650,6 @@ module.exports = {
   getCpuHistory,
   mergeCpuHistories,
   getServerDetails,
-  getServerHistory
+  getServerHistory,
+  resolveToken
 };