diff --git a/main.js b/main.js
index 412d2ab..8bf6d2c 100644
--- a/main.js
+++ b/main.js
@@ -2,7 +2,9 @@ const {app, BrowserWindow, ipcMain} = require('electron')
 const {_android: android} = require('playwright');
 const startBookWithNumbers = require('./src/appointment')
 const path = require("path");
-
+const homedir = require('os').homedir();
+const loadIniFile = require('read-ini-file')
+const configFilePath = path.join(homedir, 'config.ini')
 const createWindow = () => {
     const win = new BrowserWindow({
         width: 800,
@@ -34,10 +36,14 @@ app.on('window-all-closed', () => {
 })
 
 function startBook(startNumber, endNumber, selectedStore) {
-    console.log("startNumber: " + startNumber)
-    console.log("endNumber: " + endNumber)
-    console.log("selectedStore: " + selectedStore)
-    startBookWithNumbers(startNumber, endNumber, selectedStore).then(() => {
+    console.log("startNumber: " + startNumber);
+    console.log("endNumber: " + endNumber);
+    console.log("selectedStore: " + selectedStore);
+    //load config.ini file
+    let config = loadIniFile.sync(configFilePath);
+    console.log(config);
+    let contactExcelFilePath = config.DEFAULT.contact_list_file;
+    startBookWithNumbers(startNumber, endNumber, selectedStore, contactExcelFilePath).then(() => {
         console.log("stop")
     })
 }
diff --git a/package.json b/package.json
index f9720a2..675f321 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
   },
   "dependencies": {
     "@nodegui/nodegui": "^0.57.1",
+    "alert": "^5.1.1",
     "axios": "^0.27.2",
     "beepbeep": "^1.3.0",
     "electron-squirrel-startup": "^1.0.0",
@@ -18,6 +19,7 @@
     "mongoose": "^6.5.4",
     "node-xlsx": "^0.21.0",
     "playwright": "1.23.0",
+    "read-ini-file": "^3.0.1",
     "winston": "^3.8.2"
   },
   "devDependencies": {
diff --git a/src/appointment.js b/src/appointment.js
index d71f6e8..b40e6af 100644
--- a/src/appointment.js
+++ b/src/appointment.js
@@ -2,6 +2,7 @@ const {_android: android} = require('playwright');
 const ExcelUtil = require("./excel/ExcelUtil");
 const CommandorPage = require("./workers/CommandorPage");
 const {MongoManager, formatDate} = require("./workers/mongo_manager");
+const alert = require('alert');
 
 const mongoManager = new MongoManager();
 
@@ -57,18 +58,26 @@ async function startWithList(contacts, device, selectedStore) {
     }, Promise.resolve());
 }
 
-async function startBookWithNumbers(startNumber, endNumber, selectedStore) {
-    let allContactList = excelUtil.readContacts();
+async function startBookWithNumbers(startNumber, endNumber, selectedStore, pathToExcelFile = '/Users/lpan/Desktop/contact_all.xlsx') {
+    let allContactList = excelUtil.readContacts(pathToExcelFile);
     let contactList;
     if (endNumber <= allContactList.length) {
         contactList = allContactList.slice(startNumber, endNumber);
     } else {
         contactList = allContactList;
     }
+    if (contactList.length === 0) {
+        alert("联系人数为0")
+        return
+    }
     mongoManager.connect().then(r => {
             filterAlreadyBookedContacts(contactList).then(listToBook => {
                 console.log("number of contacts to book:" + listToBook.length)
                 android.devices().then((devices) => {
+                    if (devices.length === 0) {
+                        alert("未找到连接的设备");
+                        return
+                    }
                     let segmentNumber = listToBook.length / devices.length;
                     for (let i = 0; i < devices.length; i++) {
                         startWithList(listToBook.slice(i * segmentNumber, segmentNumber * (i + 1)), devices[i], selectedStore);
diff --git a/src/excel/ExcelUtil.js b/src/excel/ExcelUtil.js
index 343666e..d8f2ba3 100644
--- a/src/excel/ExcelUtil.js
+++ b/src/excel/ExcelUtil.js
@@ -3,8 +3,8 @@ const ContactPojo = require("../models/ContactPojo");
 
 class ExcelUtil {
 
-    readContacts() {
-        let workSheetsFromFile = xlsx.parse('/Users/lpan/Desktop/contact_all.xlsx');
+    readContacts(pathToExcelFile) {
+        let workSheetsFromFile = xlsx.parse(pathToExcelFile);
         let contactList = [];
         workSheetsFromFile[0].data.forEach(
             (info, index, list) => {