diff --git a/cc-inspector/src/core/util.ts b/cc-inspector/src/core/util.ts
index 487f7be..4a8ea5b 100644
--- a/cc-inspector/src/core/util.ts
+++ b/cc-inspector/src/core/util.ts
@@ -1,3 +1,4 @@
+import { Page } from "./types";
 
 interface LogOptions {
   data: any;
@@ -7,12 +8,12 @@ interface LogOptions {
 
 export function log(options: LogOptions) {
   const data: any = options.data;
-  const time = new Date().toLocaleString()
-  let log = ""
+  const time = new Date().toLocaleString();
+  let log = "";
   if (typeof data === "string") {
     log = data;
   } else if (typeof data === "object") {
-    log = JSON.stringify(data)
+    log = JSON.stringify(data);
   }
 
   let str = "";
@@ -22,8 +23,16 @@ export function log(options: LogOptions) {
     str = `[${time}]: ${log} `;
   }
   if (options.color) {
-    console.log(`%c${str}`, `color:${options.color};`)
+    console.log(`%c${str}`, `color:${options.color};`);
   } else {
     console.log(str);
   }
 }
+
+export function assembleDevToolsName(id: number) {
+  return `${Page.Devtools}-${id}`;
+}
+export function getDevToolsInspectorId(name: string) {
+  const id = name.split("-")[1];
+  return id ? Number(id) : 0;
+}
diff --git a/cc-inspector/src/scripts/background/portMan.ts b/cc-inspector/src/scripts/background/content.ts
similarity index 58%
rename from cc-inspector/src/scripts/background/portMan.ts
rename to cc-inspector/src/scripts/background/content.ts
index 37f27a4..c26a9a1 100644
--- a/cc-inspector/src/scripts/background/portMan.ts
+++ b/cc-inspector/src/scripts/background/content.ts
@@ -1,7 +1,10 @@
 import { debugLog, Page, PluginEvent } from "../../core/types";
+import { FrameDetails } from "../../views/devtools/data";
 import { Terminal } from "../terminal";
+import { TabInfo } from "./tabInfo";
 
-export abstract class PortMan {
+export class Content {
+  public frameID: number = 0;
   /**
    * port的名字标识
    */
@@ -14,12 +17,14 @@ export abstract class PortMan {
   public url: string = "";
   protected port: chrome.runtime.Port | null = null;
   public tab: chrome.tabs.Tab | null = null;
-  public onDisconnect: (port: chrome.runtime.Port) => void | null = null;
-  public onMessage: (data: PluginEvent) => void | null = null;
   public terminal: Terminal = null;
-  public timestamp: number = 0;
-  constructor(tab: chrome.tabs.Tab, port: chrome.runtime.Port) {
-    this.timestamp = Date.now();
+  /**
+   * 是否正在使用
+   */
+  public using: boolean = false;
+  private tabInfo: TabInfo | null = null;
+  constructor(tab: chrome.tabs.Tab, port: chrome.runtime.Port, tabInfo: TabInfo) {
+    this.tabInfo = tabInfo;
     this.port = port;
     this.tab = tab;
     this.name = port.name;
@@ -38,31 +43,34 @@ export abstract class PortMan {
     });
     port.onDisconnect.addListener((port: chrome.runtime.Port) => {
       debugLog && console.log(...this.terminal.disconnect(""));
-      if (this.onDisconnect) {
-        this.onDisconnect(port);
-      }
+      this.onDisconnect(port);
     });
+    this.frameID = port.sender.frameId || 0;
+  }
+  getFrameDetais(): FrameDetails {
+    return {
+      tabID: this.tabID,
+      url: this.url,
+      frameID: this.frameID,
+    };
+  }
+  private onDisconnect(disPort: chrome.runtime.Port) {
+    this.tabInfo.removePort(this);
   }
-  abstract init(): void;
 
-  isContent() {
-    return this.name === Page.Content;
-  }
-  isDevtools() {
-    return this.name === Page.Devtools;
-  }
-  isUseing(id: number) {
-    if (!this.port) {
-      return false;
+  public onMessage(data: PluginEvent) {
+    // content的数据一般都是要同步到devtools
+    if (data.isTargetDevtools()) {
+      if (this.tabInfo.devtool) {
+        this.tabInfo.devtool.send(data);
+      } else {
+        debugger;
+      }
+    } else {
+      debugger;
     }
-    if (!this.port.sender) {
-      return false;
-    }
-    if (this.port.sender.frameId === undefined) {
-      return false;
-    }
-    return this.port.sender.frameId === id;
   }
+
   send(data: PluginEvent) {
     if (this.port) {
       this.port.postMessage(data);
diff --git a/cc-inspector/src/scripts/background/devtools.ts b/cc-inspector/src/scripts/background/devtools.ts
new file mode 100644
index 0000000..2d79807
--- /dev/null
+++ b/cc-inspector/src/scripts/background/devtools.ts
@@ -0,0 +1,63 @@
+import { debugLog, Msg, Page, PluginEvent, RequestUseFrameData, ResponseSupportData } from "../../core/types";
+import { Terminal } from "../terminal";
+import { TabInfo } from "./tabInfo";
+
+export class Devtools {
+  /**
+   * port的名字标识
+   */
+  public name: string = Page.None;
+  /**
+   * tab.id作为唯一标识
+   */
+  public tabID: number | null = null;
+  public title: string = "";
+  public url: string = "";
+  protected port: chrome.runtime.Port | null = null;
+  public tab: chrome.tabs.Tab | null = null;
+
+  public terminal: Terminal = null;
+  public tabInfo: TabInfo | null = null;
+  constructor(port: chrome.runtime.Port, tabInfo: TabInfo) {
+    this.tabInfo = tabInfo;
+    this.port = port;
+    this.name = port.name;
+    this.url = port.sender.url;
+    this.terminal = new Terminal(`Port-${this.name}`);
+    port.onMessage.addListener((data: any, port: chrome.runtime.Port) => {
+      const event = PluginEvent.create(data);
+      debugLog && console.log(...this.terminal.chunkMessage(event.toChunk()));
+      if (event.valid && this.onMessage) {
+        this.onMessage(event);
+      } else {
+        debugLog && console.log(...this.terminal.log(JSON.stringify(data)));
+      }
+    });
+    port.onDisconnect.addListener((port: chrome.runtime.Port) => {
+      debugLog && console.log(...this.terminal.disconnect(""));
+      if (this.onDisconnect) {
+        this.onDisconnect(port);
+      }
+    });
+  }
+  public onDisconnect(port: chrome.runtime.Port) {
+    this.tabInfo.removeDevtools(this);
+  }
+  public onMessage(data: PluginEvent) {
+    if (data.msg === Msg.RequestUseFrame) {
+      // 因为devtool是定时器驱动，这里改变了content，后续就会将数据派发到对应的content中去
+      this.tabInfo.useFrame((data.data as RequestUseFrameData).id);
+    } else {
+      // 从devtools过来的消息统一派发到目标content中
+      if (data.check(Page.Devtools, Page.Background)) {
+        data.reset(Page.Background, Page.Content);
+        this.tabInfo.sendMsgToContent(data);
+      }
+    }
+  }
+  send(data: PluginEvent) {
+    if (this.port) {
+      this.port.postMessage(data);
+    }
+  }
+}
diff --git a/cc-inspector/src/scripts/background/index.ts b/cc-inspector/src/scripts/background/index.ts
index 49ccfa7..f0f073f 100644
--- a/cc-inspector/src/scripts/background/index.ts
+++ b/cc-inspector/src/scripts/background/index.ts
@@ -1,48 +1,40 @@
-import { ChromeConst } from "cc-plugin/src/chrome/const";
 import { debugLog, Page, PluginEvent } from "../../core/types";
+import { getDevToolsInspectorId } from "../../core/util";
 import { Terminal } from "../terminal";
-import { PortMan } from "./portMan";
-import { portMgr } from "./portMgr";
+import { tabMgr } from "./tabMgr";
 const terminal = new Terminal(Page.Background);
 debugLog && console.log(...terminal.init());
-function isDevtools(port: chrome.runtime.Port) {
-  const devtoolsUrl = `chrome-extension://${port.sender?.id}/${ChromeConst.html.devtools}`;
-  if (port.sender?.url === devtoolsUrl) {
-  }
-}
-function onTabConnect(tab: chrome.tabs.Tab, port: chrome.runtime.Port) {
-  if (tab.id === undefined || tab.id <= 0) {
-    debugger;
-    return;
-  }
-  const portMan = portMgr.addPort(tab, port);
-  portMan.init();
-}
+
 chrome.runtime.onConnect.addListener((port: chrome.runtime.Port) => {
-  if (port.name === Page.Devtools) {
-    // devtool链接过来没有port.sender.tab
-    chrome.tabs.query({ active: true }, (tabs: chrome.tabs.Tab[]) => {
-      tabs.forEach((tab) => {
-        onTabConnect(tab, port);
-      });
-    });
-  } else {
+  if (port.name === Page.Content) {
     const tab: chrome.tabs.Tab | undefined = port.sender?.tab;
+    const tabID = tab.id;
+    if (tabID === undefined || tabID <= 0) {
+      return;
+    }
+    tabMgr.addTab(tab, port);
+  } else if (port.name.startsWith(Page.Devtools)) {
+    const id = getDevToolsInspectorId(port.name);
+    const tab = tabMgr.findTab(id);
     if (tab) {
-      onTabConnect(tab, port);
+      tab.addDevtools(port);
+    } else {
+      debugger;
     }
   }
 });
 chrome.runtime.onMessage.addListener((request: PluginEvent, sender: any, sendResponse: any) => {
   const event = PluginEvent.create(request);
   const tabID = sender.tab.id;
-  const portMan: PortMan | undefined = portMgr.findPort(tabID);
-  if (portMan) {
+  const tabInfo = tabMgr.findTab(tabID);
+  if (tabInfo) {
     if (event.check(Page.Content, Page.Background)) {
       //  监听来自content.js发来的事件，将消息转发到devtools
       event.reset(Page.Background, Page.Devtools);
       console.log(`%c[Message]url:${sender.url}]\n${JSON.stringify(request)}`, "color:green");
-      portMgr.sendDevtoolMsg(request, tabID);
+      if (tabInfo.devtool) {
+        tabInfo.devtool.send(request);
+      }
     }
   }
 });
@@ -52,8 +44,11 @@ chrome.tabs.onUpdated.addListener((tabId, changeInfo, tab) => {
   if (changeInfo.status === "complete") {
     const { id } = tab;
     // -1为自己
-    if (id && id > -1) {
-      portMgr.useFrame(0, id);
+    if (id >= 0) {
+      const tabInfo = tabMgr.findTab(id);
+      if (tabInfo) {
+        tabInfo.useFrame(0);
+      }
     }
   }
 });
diff --git a/cc-inspector/src/scripts/background/portContent.ts b/cc-inspector/src/scripts/background/portContent.ts
deleted file mode 100644
index beca410..0000000
--- a/cc-inspector/src/scripts/background/portContent.ts
+++ /dev/null
@@ -1,37 +0,0 @@
-import { PluginEvent } from "../../core/types";
-import { FrameDetails } from "../../views/devtools/data";
-import { PortMan } from "./portMan";
-import { portMgr } from "./portMgr";
-
-export class PortContent extends PortMan {
-  protected frameID: number = 0;
-  constructor(tab: chrome.tabs.Tab, port: chrome.runtime.Port) {
-    super(tab, port);
-    this.frameID = port.sender.frameId || 0;
-  }
-  getFrameDetais(): FrameDetails {
-    return {
-      tabID: this.tabID,
-      url: this.url,
-      frameID: this.frameID,
-    };
-  }
-  init(): void {
-    // 新的content连上来，需要更新devtools
-    this.onDisconnect = (disPort: chrome.runtime.Port) => {
-      // content失去链接需要更新Devtools
-      portMgr.removePort(this);
-      if (portMgr.tabUseFrameID[this.tabID] === this.frameID) {
-        portMgr.useFrame(0, this.tabID);
-      }
-    };
-    this.onMessage = (data: PluginEvent) => {
-      // content的数据一般都是要同步到devtools
-      if (data.isTargetDevtools()) {
-        portMgr.sendDevtoolMsg(data, this.tabID);
-      } else {
-        debugger;
-      }
-    };
-  }
-}
diff --git a/cc-inspector/src/scripts/background/portDevtools.ts b/cc-inspector/src/scripts/background/portDevtools.ts
deleted file mode 100644
index 44bb537..0000000
--- a/cc-inspector/src/scripts/background/portDevtools.ts
+++ /dev/null
@@ -1,29 +0,0 @@
-import { Msg, Page, PluginEvent, RequestUseFrameData, ResponseSupportData } from "../../core/types";
-import { PortMan } from "./portMan";
-import { portMgr } from "./portMgr";
-
-export class PortDevtools extends PortMan {
-  init(): void {
-    this.onDisconnect = () => {
-      portMgr.removePort(this);
-    };
-    this.onMessage = (data: PluginEvent) => {
-      if (data.msg === Msg.RequestUseFrame) {
-        // 因为devtool是定时器驱动，这里改变了content，后续就会将数据派发到对应的content中去
-        portMgr.useFrame((data.data as RequestUseFrameData).id, this.tabID);
-      } else {
-        // 从devtools过来的消息统一派发到目标content中
-        if (data.check(Page.Devtools, Page.Background)) {
-          data.reset(Page.Background, Page.Content);
-          const port = portMgr.getCurrentUsePort(this.tabID);
-          if (port) {
-            port.send(data);
-          } else {
-            const e = new PluginEvent(Page.Background, Page.Devtools, Msg.ResponseSupport, { support: false, msg: "disconnect with game, please refresh page", version: "" } as ResponseSupportData);
-            this.send(e);
-          }
-        }
-      }
-    };
-  }
-}
diff --git a/cc-inspector/src/scripts/background/portMgr.ts b/cc-inspector/src/scripts/background/portMgr.ts
deleted file mode 100644
index 30156e1..0000000
--- a/cc-inspector/src/scripts/background/portMgr.ts
+++ /dev/null
@@ -1,116 +0,0 @@
-import { debugLog, Msg, Page, PluginEvent, ResponseUpdateFramesData, ResponseUseFrameData } from "../../core/types";
-import { FrameDetails } from "../../views/devtools/data";
-import { Terminal } from "../terminal";
-import { PortContent } from "./portContent";
-import { PortDevtools } from "./portDevtools";
-import { PortMan } from "./portMan";
-
-export class PortMgr {
-  /**
-   * 所有的链接都在这里
-   * 因为iframe的原因，可能对应多个，主iframe的id是0
-   */
-  public portArray: Array<PortMan> = [];
-  /**
-   * 当前正在通讯的frameID，因为游戏可能被好几个iframe嵌套
-   *
-   * 不同的tab，使用的当前frameID可以不一样
-   */
-  public tabUseFrameID: Record<number, number> = {};
-  private terminal = new Terminal("PortMgr");
-
-  public findPort(id: number): PortMan | null {
-    return this.portArray.find((el) => el.tabID === id) || null;
-  }
-  /**
-   * 通知devtools更新
-   */
-  public updateFrames(tabID: number) {
-    // 将content类型的port收集起来，同步到devtools
-    const data: FrameDetails[] = [];
-    this.portArray.forEach((item) => {
-      if (item.isContent() && item.tabID === tabID) {
-        const frame = (item as PortContent).getFrameDetais();
-        data.push(frame);
-      }
-    });
-    const event = new PluginEvent(Page.Background, Page.Devtools, Msg.ResponseUpdateFrames, data as ResponseUpdateFramesData);
-    this.sendDevtoolMsg(event, tabID);
-  }
-
-  addPort(tab: chrome.tabs.Tab, port: chrome.runtime.Port): PortMan | null {
-    let portMan: PortMan = null;
-    switch (port.name) {
-      case Page.Devtools: {
-        portMan = new PortDevtools(tab, port);
-        break;
-      }
-      case Page.Content: {
-        portMan = new PortContent(tab, port);
-        break;
-      }
-      default: {
-        debugger;
-        break;
-      }
-    }
-    if (portMan) {
-      this.portArray.push(portMan);
-      this.updateFrames(tab.id);
-      this.logState();
-      return portMan;
-    }
-    return null;
-  }
-  public logState() {
-    let arr: Array<{ name: string; id: number; url: string }> = [];
-    let str: string[] = [];
-    for (let i = 0; i < this.portArray.length; i++) {
-      const port = this.portArray[i];
-      arr.push({
-        name: port.name,
-        id: port.tabID,
-        url: port.url,
-      });
-      str.push(`[${i + 1}] time:${new Date(port.timestamp).toLocaleString()}, name:${port.name}, id:${port.tabID}, url:${port.url}`);
-    }
-
-    if (arr.length) {
-      // console.table(arr)
-      debugLog && console.log(...this.terminal.log(str.join("\n"), true));
-    } else {
-      debugLog && console.log(...this.terminal.log("no port connected"));
-    }
-  }
-  public removePort(item: PortMan) {
-    let index = this.portArray.findIndex((el) => el === item);
-    if (index > -1) {
-      this.portArray.splice(index, 1);
-      this.updateFrames(item.tabID);
-      this.logState();
-    }
-  }
-
-  sendDevtoolMsg(data: PluginEvent, tabID: number) {
-    const portManArray = this.portArray.filter((el) => el.isDevtools() && el.tabID === tabID);
-    if (portManArray.length) {
-      portManArray.forEach((portMan) => {
-        portMan.send(data);
-      });
-    } else {
-      console.log("not find devtools port");
-    }
-  }
-  getCurrentUsePort(tabID: number): PortMan | null {
-    const portMan = this.portArray.find((portMan: PortMan) => {
-      return portMan.isContent() && portMan.tabID === tabID && portMan.isUseing(this.tabUseFrameID[tabID]);
-    });
-    return portMan || null;
-  }
-  useFrame(id: number, tabID: number) {
-    this.tabUseFrameID[tabID] = id;
-    const event = new PluginEvent(Page.Background, Page.Devtools, Msg.ResponseUseFrame, { id } as ResponseUseFrameData);
-    this.sendDevtoolMsg(event, tabID);
-  }
-}
-export const portMgr = new PortMgr();
diff --git a/cc-inspector/src/scripts/background/tabInfo.ts b/cc-inspector/src/scripts/background/tabInfo.ts
new file mode 100644
index 0000000..5fcbc77
--- /dev/null
+++ b/cc-inspector/src/scripts/background/tabInfo.ts
@@ -0,0 +1,80 @@
+import { Msg, Page, PluginEvent, ResponseUpdateFramesData, ResponseUseFrameData } from "../../core/types";
+import { FrameDetails } from "../../views/devtools/data";
+import { Content } from "./content";
+import { Devtools } from "./devtools";
+
+export class TabInfo {
+  /**
+   * 标签的ID
+   */
+  public tabID: number;
+  constructor(tabID: number) {
+    this.tabID = tabID;
+  }
+  /**
+   * 因为iframe的原因，可能对应多个，主iframe的id是0
+   */
+  public contentArray: Array<Content> = [];
+  addContent(tab: chrome.tabs.Tab, port: chrome.runtime.Port) {
+    // 新的content连上来，需要更新devtools
+    let portContent: Content = new Content(tab, port, this);
+    this.contentArray.push(portContent);
+    this.updateFrames();
+  }
+  public removePort(item: Content) {
+    let index = this.contentArray.findIndex((el) => el === item);
+    if (index > -1) {
+      this.contentArray.splice(index, 1);
+      this.updateFrames();
+
+      // 使用第一个frame
+      if (this.contentArray.length) {
+        const id = this.contentArray[0].frameID;
+        this.useFrame(id);
+      }
+    }
+  }
+  public removeDevtools(item: Devtools) {
+    this.devtool = null;
+  }
+  useFrame(id: number) {
+    this.contentArray.map((content) => {
+      content.using = content.frameID === id;
+    });
+    this.sendMsgToDevtool(Msg.ResponseUseFrame, { id } as ResponseUseFrameData);
+  }
+  /**
+   * 通知devtools更新
+   */
+  private updateFrames() {
+    const data: FrameDetails[] = [];
+    this.contentArray.forEach((item) => {
+      const frame = (item as Content).getFrameDetais();
+      data.push(frame);
+    });
+    this.sendMsgToDevtool(Msg.ResponseUpdateFrames, data as ResponseUpdateFramesData);
+  }
+  private sendMsgToDevtool(msg: Msg, data: any) {
+    if (this.devtool) {
+      const event = new PluginEvent(Page.Background, Page.Devtools, msg, data);
+      this.devtool.send(event);
+    }
+  }
+  public sendMsgToContent(data: PluginEvent) {
+    const content = this.contentArray.find((el) => el.using);
+    if (content) {
+      content.send(data);
+    } else {
+      // 当页面没有完成刷新状态时，conent并没有using，就会触发此处逻辑
+      // 在页面完成刷新后，会主动设置为using
+    }
+  }
+  public devtool: Devtools | null = null;
+  addDevtools(port: chrome.runtime.Port) {
+    if (this.devtool === null) {
+      this.devtool = new Devtools(port, this);
+    } else {
+      debugger;
+    }
+  }
+}
diff --git a/cc-inspector/src/scripts/background/tabMgr.ts b/cc-inspector/src/scripts/background/tabMgr.ts
new file mode 100644
index 0000000..cce42ab
--- /dev/null
+++ b/cc-inspector/src/scripts/background/tabMgr.ts
@@ -0,0 +1,21 @@
+import { TabInfo } from "./tabInfo";
+
+export class TabMgr {
+  /**
+   * chrome打开的所有标签页面
+   */
+  public tabArray: TabInfo[] = [];
+  public findTab(id: number): TabInfo | null {
+    return this.tabArray.find((el) => el.tabID === id) || null;
+  }
+
+  addTab(tab: chrome.tabs.Tab, port: chrome.runtime.Port) {
+    let tabInfo = this.findTab(tab.id);
+    if (!tabInfo) {
+      tabInfo = new TabInfo(tab.id);
+      this.tabArray.push(tabInfo);
+    }
+    tabInfo.addContent(tab, port);
+  }
+}
+export const tabMgr = new TabMgr();
diff --git a/cc-inspector/src/views/devtools/bridge.ts b/cc-inspector/src/views/devtools/bridge.ts
index 7851df0..2972760 100644
--- a/cc-inspector/src/views/devtools/bridge.ts
+++ b/cc-inspector/src/views/devtools/bridge.ts
@@ -22,7 +22,9 @@ class Bridge implements TestClient {
     }
     this._inited = true;
     if (CCP.Adaptation.Env.isChromeRuntime) {
-      this.connect = chrome.runtime.connect({ name: Page.Devtools });
+      // 调试的标签ID
+      const id = chrome.devtools.inspectedWindow.tabId;
+      this.connect = chrome.runtime.connect({ name: `${Page.Devtools}-${id}` });
       this.connect.onDisconnect.addListener(() => {
         debugLog && console.log(...this.terminal.disconnect(""));
         this.connect = null;