diff --git a/src/main/scripts/common/tabs.js b/src/main/scripts/common/tabs.js
index 263970f..b10e4ee 100644
--- a/src/main/scripts/common/tabs.js
+++ b/src/main/scripts/common/tabs.js
@@ -1,4 +1,49 @@
-const preparePage = async (chromium, { tabIndex = Number(process.env.TAB_INDEX), endpoint = process.env.CDP_ENDPOINT || 'http://127.0.0.1:9222' } = {}) => {
+const normalizeUrl = (value) => {
+  const raw = String(value || '').trim();
+  if (!raw) return null;
+  try {
+    return new URL(raw);
+  } catch {
+    return null;
+  }
+};
+
+const isSameTarget = (currentUrl, targetUrl) => {
+  if (!currentUrl || !targetUrl) return false;
+  if (currentUrl.startsWith(targetUrl)) return true;
+
+  const current = normalizeUrl(currentUrl);
+  const target = normalizeUrl(targetUrl);
+  if (!current || !target) return false;
+  if (current.origin !== target.origin) return false;
+  if (!current.pathname.startsWith(target.pathname)) return false;
+  return true;
+};
+
+const isSameOrigin = (currentUrl, targetUrl) => {
+  const current = normalizeUrl(currentUrl);
+  const target = normalizeUrl(targetUrl);
+  if (!current || !target) return false;
+  return current.origin === target.origin;
+};
+
+const isBlankLikePage = (url) => {
+  const u = String(url || '').trim().toLowerCase();
+  if (!u) return true;
+  if (u === 'about:blank' || u.startsWith('about:blank#') || u.startsWith('about:blank?')) return true;
+  if (u === 'chrome://newtab/' || u.startsWith('chrome://newtab')) return true;
+  if (u.startsWith('chrome://new-tab-page')) return true;
+  return false;
+};
+
+const preparePage = async (
+  chromium,
+  {
+    tabIndex = Number(process.env.TAB_INDEX),
+    endpoint = process.env.CDP_ENDPOINT || 'http://127.0.0.1:9222',
+    targetUrl,
+  } = {},
+) => {
   const browser = await chromium.connectOverCDP(endpoint);
   const context = browser.contexts()[0];
 
@@ -10,17 +55,67 @@ const preparePage = async (chromium, { tabIndex = Number(process.env.TAB_INDEX),
     Object.defineProperty(navigator, 'webdriver', { get: () => undefined });
   });
 
-  const idx = Number.isFinite(tabIndex) && tabIndex >= 0 ? Math.floor(tabIndex) : 0;
   let pages = await context.pages();
+  let page = null;
 
-  while (pages.length <= idx) {
-    await context.newPage();
-    pages = await context.pages();
+  if (targetUrl) {
+    // 1. Try exact/path match
+    for (let i = 0; i < pages.length; i++) {
+      const p = pages[i];
+      if (isSameTarget(p.url(), targetUrl)) {
+        page = p;
+        break;
+      }
+    }
+
+    // 2. Try origin match
+    if (!page) {
+      for (let i = 0; i < pages.length; i++) {
+        const p = pages[i];
+        if (isSameOrigin(p.url(), targetUrl)) {
+          page = p;
+          break;
+        }
+      }
+    }
+  }
+
+  if (!page) {
+    const isTabIndexSet = Number.isFinite(tabIndex) && tabIndex >= 0;
+    
+    // If targetUrl provided and NO specific tabIndex requested, avoid hijacking tab 0
+    if (targetUrl && !isTabIndexSet) {
+       // Try blank page
+       for (let i = 0; i < pages.length; i++) {
+         if (isBlankLikePage(pages[i].url())) {
+           page = pages[i];
+           break;
+         }
+       }
+       // Else new page
+       if (!page) {
+         page = await context.newPage();
+       }
+    } else {
+       // Legacy/Default behavior: use tabIndex (default 0)
+       const idx = isTabIndexSet ? Math.floor(tabIndex) : 0;
+       while (pages.length <= idx) {
+         await context.newPage();
+         pages = await context.pages();
+       }
+       page = pages[idx];
+    }
   }
 
-  const page = pages[idx];
   await page.bringToFront();
 
+  if (targetUrl) {
+    const currentUrl = page.url();
+    if (!currentUrl || !isSameTarget(currentUrl, targetUrl)) {
+      await page.goto(targetUrl, { waitUntil: 'domcontentloaded' });
+    }
+  }
+
   return { browser, context, page };
 };
 
diff --git a/src/main/scripts/dy_hotel_trace.mjs b/src/main/scripts/dy_hotel_trace.mjs
index 34a37af..2f67cb4 100644
--- a/src/main/scripts/dy_hotel_trace.mjs
+++ b/src/main/scripts/dy_hotel_trace.mjs
@@ -1,4 +1,22 @@
+import { chromium } from 'playwright';
 import log from 'electron-log';
+import tabsPkg from './common/tabs.js';
 
-log.info('dy_trace.mjs placeholder: not implemented');
-process.exit(0);
+const { preparePage, safeDisconnectBrowser } = tabsPkg;
+
+(async () => {
+  let browser;
+
+  try {
+    const targetUrl = process.env.TARGET_URL || 'https://life.douyin.com/';
+    const prepared = await preparePage(chromium, { targetUrl });
+    browser = prepared.browser;
+
+    log.info('dy_hotel_trace.mjs placeholder: not implemented');
+  } catch (error) {
+    log.error(error);
+    process.exitCode = 1;
+  } finally {
+    await safeDisconnectBrowser(browser);
+  }
+})();
diff --git a/src/main/scripts/fg_trace.mjs b/src/main/scripts/fg_trace.mjs
index ff290b5..c0833b5 100644
--- a/src/main/scripts/fg_trace.mjs
+++ b/src/main/scripts/fg_trace.mjs
@@ -1,6 +1,6 @@
 import { chromium } from 'playwright';
 import log from 'electron-log';
-import tabsPkg from './common/tabs';
+import tabsPkg from './common/tabs.js';
 
 const { preparePage, safeDisconnectBrowser } = tabsPkg;
 
@@ -94,16 +94,11 @@ const toggleRoomByDateIndex = async (container, { roomType, dateIndex, operation
   let browser;
 
   try {
-    const prepared = await preparePage(chromium);
+    const targetUrl = 'https://hotel.fliggy.com/ebooking/hotelBaseInfoUv.htm#/ebk/homeV1';
+    const prepared = await preparePage(chromium, { targetUrl });
     browser = prepared.browser;
     const page = prepared.page;
 
-    const targetUrl = 'https://hotel.fliggy.com/ebooking/hotelBaseInfoUv.htm#/ebk/homeV1';
-    const currentUrl = page.url();
-    if (!currentUrl || !currentUrl.startsWith(targetUrl)) {
-      await page.goto(targetUrl);
-    }
-
     await page.waitForTimeout(4000 + Math.random() * 300);
 
     await page.getByRole('menuitem', { name: '房价房量管理' }).click();
diff --git a/src/main/scripts/mt_trace.mjs b/src/main/scripts/mt_trace.mjs
index 6ddd4b7..bcdac99 100644
--- a/src/main/scripts/mt_trace.mjs
+++ b/src/main/scripts/mt_trace.mjs
@@ -7,14 +7,10 @@ const { preparePage, safeDisconnectBrowser } = tabsPkg;
   let browser;
 
   try {
-    const prepared = await preparePage(chromium);
+    const targetUrl = 'https://me.meituan.com/ebooking/merchant/product#/index';
+    const prepared = await preparePage(chromium, { targetUrl });
     browser = prepared.browser;
     const page = prepared.page;
-    const targetUrl = 'https://me.meituan.com/ebooking/merchant/product#/index';
-    const currentUrl = page.url();
-    if (!currentUrl || !currentUrl.startsWith(targetUrl)) {
-      await page.goto(targetUrl);
-    }
   } catch (error) {
     log.error(error);
     process.exitCode = 1;
diff --git a/src/main/scripts/open_all_channel.mjs b/src/main/scripts/open_all_channel.mjs
index ba2e6f4..74b651e 100644
--- a/src/main/scripts/open_all_channel.mjs
+++ b/src/main/scripts/open_all_channel.mjs
@@ -12,6 +12,37 @@ const parseChannels = () => {
   }
 };
 
+const normalizeUrl = (value) => {
+  const raw = String(value || '').trim();
+  if (!raw) return null;
+  try {
+    return new URL(raw);
+  } catch {
+    return null;
+  }
+};
+
+const isSameTarget = (currentUrl, targetUrl) => {
+  if (!currentUrl || !targetUrl) return false;
+  if (currentUrl.startsWith(targetUrl)) return true;
+
+  const current = normalizeUrl(currentUrl);
+  const target = normalizeUrl(targetUrl);
+  if (!current || !target) return false;
+  if (current.origin !== target.origin) return false;
+  if (!current.pathname.startsWith(target.pathname)) return false;
+  return true;
+};
+
+const isBlankLikePage = (url) => {
+  const u = String(url || '').trim().toLowerCase();
+  if (!u) return true;
+  if (u === 'about:blank' || u.startsWith('about:blank#') || u.startsWith('about:blank?')) return true;
+  if (u === 'chrome://newtab/' || u.startsWith('chrome://newtab')) return true;
+  if (u.startsWith('chrome://new-tab-page')) return true;
+  return false;
+};
+
 (async () => {
   let browser;
 
@@ -34,27 +65,56 @@ const parseChannels = () => {
       Object.defineProperty(navigator, 'webdriver', { get: () => undefined });
     });
 
+    const usedPages = new Set();
+
     for (let i = 0; i < channels.length; i++) {
       const targetUrl = channels[i]?.channelUrl;
 
       if (!targetUrl) continue;
 
       let pages = await context.pages();
-
-      while (pages.length <= i) {
-        await context.newPage();
-        pages = await context.pages();
+      let page = null;
+      for (let j = 0; j < pages.length; j++) {
+        const p = pages[j];
+        const current = p.url();
+        if (isSameTarget(current, targetUrl)) {
+          page = p;
+          break;
+        }
       }
 
-      const page = pages[i];
+      if (!page) {
+        for (let j = 0; j < pages.length; j++) {
+          const p = pages[j];
+          if (usedPages.has(p)) continue;
+          if (isBlankLikePage(p.url())) {
+            page = p;
+            break;
+          }
+        }
+      }
+
+      if (!page) {
+        page = await context.newPage();
+      }
       await page.bringToFront();
+      usedPages.add(page);
 
       const current = page.url();
 
-      if (!current || !current.startsWith(targetUrl)) {
+      if (!current || !isSameTarget(current, targetUrl)) {
         await page.goto(targetUrl, { waitUntil: 'domcontentloaded' });
       }
     }
+
+    const pagesAfter = await context.pages();
+    for (const p of pagesAfter) {
+      if (!usedPages.has(p) && isBlankLikePage(p.url())) {
+        try {
+          await p.close();
+        } catch {}
+      }
+    }
   } catch (error) {
     log.error(error);
     process.exitCode = 1;