diff --git a/src/api/aliExpress.js b/src/api/aliExpress.js
index be83829..2383a70 100644
--- a/src/api/aliExpress.js
+++ b/src/api/aliExpress.js
@@ -6,7 +6,7 @@
  * @param formData formData中的data
  * @returns {*}
  */
-export const getSign = (token, appKey, t, formData) => {
+export const getSign = (token, appKey = "12574478", t, formData) => {
 
   return function (e) {
     function t(e, t) {
diff --git a/src/api/chromeApi.js b/src/api/chromeApi.js
index d79c3d2..6c01f49 100644
--- a/src/api/chromeApi.js
+++ b/src/api/chromeApi.js
@@ -6,24 +6,24 @@ import {genAnti} from "@/api/genAnti";
  * @param message 消息
  */
 export async function sendChromeAPIMessage(message) {
-    message.type = 'api'
-    if (!message.url.startsWith('http')) {
-        message.url = "https://seller.kuajingmaihuo.com/" + message.url;
+  message.type = 'api'
+  if (!message.url.startsWith('http')) {
+    message.url = "https://seller.kuajingmaihuo.com/" + message.url;
+  }
+  message.anti = message.anti || false
+  if (message.needMallId) {
+    // 如果参数中没有携带MallId，则从state中获取
+    if (!message.mallId) {
+      message.mallId = store.state.mallId;
     }
-    message.anti = message.anti || false
-    if (message.needMallId) {
-        // 如果参数中没有携带MallId，则从state中获取
-        if (!message.mallId) {
-            message.mallId = store.state.mallId;
-        }
-    }
-    if (message.anti) {
-        message.anti = await genAnti.a()
-    }
-    return new Promise((resolve) => {
-        // @ts-ignore
-        chrome.runtime.sendMessage(message, resolve)
-    })
+  }
+  if (message.anti) {
+    message.anti = await genAnti.a()
+  }
+  return new Promise((resolve) => {
+    // @ts-ignore
+    chrome.runtime.sendMessage(message, resolve)
+  })
 }
 
 /**
@@ -31,17 +31,17 @@ export async function sendChromeAPIMessage(message) {
  * @param message 消息
  */
 export async function sendTemuAPIMessage(message) {
-    message.type = 'temuApi'
-    message.url = "https://www.temu.com/" + message.url;
-    message.anti = message.anti || false
-    if (message.anti) {
-        message.anti = await genAnti.a()
-        message.data.anti_content = message.anti
-    }
-    return new Promise((resolve) => {
-        // @ts-ignore
-        chrome.runtime.sendMessage(message, resolve)
-    })
+  message.type = 'temuApi'
+  message.url = "https://www.temu.com/" + message.url;
+  message.anti = message.anti || false
+  if (message.anti) {
+    message.anti = await genAnti.a()
+    message.data.anti_content = message.anti
+  }
+  return new Promise((resolve) => {
+    // @ts-ignore
+    chrome.runtime.sendMessage(message, resolve)
+  })
 }
 
 /**
@@ -49,10 +49,10 @@ export async function sendTemuAPIMessage(message) {
  * @param message 消息
  */
 export async function sendChromeWebReqMessage(message) {
-    return new Promise((resolve) => {
-        // @ts-ignore
-        chrome.runtime.sendMessage(message, resolve)
-    })
+  return new Promise((resolve) => {
+    // @ts-ignore
+    chrome.runtime.sendMessage(message, resolve)
+  })
 }
 
 /**
@@ -60,12 +60,12 @@ export async function sendChromeWebReqMessage(message) {
  * @param message 消息
  */
 export async function sendSheinAPIMessage(message) {
-    message.type = 'sheinApi'
-    message.url = "https://www.shein.com/" + message.url;
-    return new Promise((resolve) => {
-        // @ts-ignore
-        chrome.runtime.sendMessage(message, resolve)
-    })
+  message.type = 'sheinApi'
+  message.url = "https://www.shein.com/" + message.url;
+  return new Promise((resolve) => {
+    // @ts-ignore
+    chrome.runtime.sendMessage(message, resolve)
+  })
 }
 
 /**
@@ -73,9 +73,20 @@ export async function sendSheinAPIMessage(message) {
  * @param message 消息
  */
 export function sendChromeNotification(message) {
-    message.type = 'notify'
-    return new Promise((resolve) => {
-        // @ts-ignore
-        chrome.runtime.sendMessage(message, resolve)
-    })
-}
\ No newline at end of file
+  message.type = 'notify'
+  return new Promise((resolve) => {
+    // @ts-ignore
+    chrome.runtime.sendMessage(message, resolve)
+  })
+}
+
+/**
+ * 向Chrome发送消息
+ * @param message 消息
+ */
+export function sendAliexpressAPIMessage(message) {
+  message.type = 'aliexpress'
+  return new Promise((resolve) => {
+    chrome.runtime.sendMessage(message, resolve)
+  })
+}
diff --git a/src/entry/background.js b/src/entry/background.js
index 0c0146b..80ac8ef 100644
--- a/src/entry/background.js
+++ b/src/entry/background.js
@@ -2,6 +2,8 @@
  利用chrome的fetch来避免跨域
  **/
 
+import {getSign} from "@/api/aliExpress";
+
 /**
  * 根据图片URL获取Blob对象
  * @param imageUrl
@@ -23,6 +25,23 @@ function getImageBlob(imageUrl) {
   });
 }
 
+/**
+ * 将cookie字符串转换为对象
+ * @param cookieString
+ * @returns {{}}
+ */
+function cookie2Obj(cookieString) {
+  const cookieArray = cookieString.split('; ');
+  const cookieObj = {};
+
+  for (let i = 0; i < cookieArray.length; i++) {
+    const [key, value] = cookieArray[i].split('=');
+    cookieObj[key] = value;
+  }
+
+  return cookieObj;
+}
+
 chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
   if (request.type == 'api') {
     let headers = {}, data;
@@ -111,8 +130,15 @@ chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
       let headers = {};
       headers['Content-Type'] = 'text/html';
       headers.cookie = getAliexpressCookie();
-      Promise.resolve().then(() => fetch(request.url, {
-        'headers': headers, 'method': 'GET', 'referrerPolicy': 'no-referrer', 'credentials': 'include', 'mode': 'cors'
+      const {_m_h5_c, _m_h5_tk} = cookie2Obj(headers.cookie)
+      const {appKey, t, formData} = request
+      const sign = getSign(_m_h5_c || _m_h5_tk, appKey, t, formData)
+      const url = new URL(request.url)
+      let params = new URLSearchParams(url.search);
+      params.append('sign', sign)
+      url.search = params.toString()
+      Promise.resolve().then(() => fetch(url.toString(), {
+        'headers': headers, 'method': 'POST', 'referrerPolicy': 'no-referrer', 'credentials': 'include', 'mode': 'cors'
       })).then((res) => {
         // 创建了一个数据读取器
         const reader = res.body.getReader();