diff --git a/src/models/Movies.js b/src/models/Movies.js
index 42d1714..88284ce 100644
--- a/src/models/Movies.js
+++ b/src/models/Movies.js
@@ -44,6 +44,8 @@ const Movies = new Schema({
   price: {type: Number, default: 100},
   // 是否是新记录
   is_new: {type: Boolean, default: true},
+  // 是否已修改
+  is_modify: {type: Boolean, default: false},
   // 视频分类，movie: 电影；tv: 电视剧； show: 综艺节目
   category: {type: String},
   // 是否已删除
@@ -55,15 +57,32 @@ const Movies = new Schema({
   collection: 'movies',
   timestamps: true,
 });
-
-const MovieModel = mongoose.model('Movies', Movies);
-MovieModel.findByGid = function(gid) {
-  return MovieModel.findOne({gid: gid, deleted: false});
-};
-
-MovieModel.updateOne = async function (gid, record) {
-  const query = {gid: gid};
-  const options = {upsert: true, setDefaultsOnInsert:true};
-  await MovieModel.update(query, record, options);
+class MovieClass {
+  static findByGid = function(gid) {
+    return MovieModel.findOne({gid: gid, deleted: false});
+  }
+  static updateOne = async function (gid, record) {
+    const query = {gid: gid};
+    const options = {upsert: true, setDefaultsOnInsert:true};
+    await MovieModel.update(query, record, options);
+  }
+  updateResources(arr) {
+    let isModify = false;
+    if (this.resources.length !== arr.length) {
+      isModify = true;
+    } else {
+      for (let i = 0; i < this.resources.length; i ++) {
+        if (this.resources[i].title !== arr[i].title
+        || this.resources[i].link !== arr[i].link) {
+          isModify = true;
+          break;
+        }
+      }
+    }
+    this.resources = arr;
+    this.is_modify = isModify;
+  }
 }
+Movies.loadClass(MovieClass);
+const MovieModel = mongoose.model('Movies', Movies);
 export default MovieModel;
diff --git a/src/sites/dandanzan.js b/src/sites/dandanzan.js
index 21c21ab..53792bd 100644
--- a/src/sites/dandanzan.js
+++ b/src/sites/dandanzan.js
@@ -77,9 +77,10 @@ const parseOnePage = async ({subLink, category, sortIdx}) => {
           category: category,
           sortIdx: sortIdx,
           is_new: true,
+          is_modify: true,
         })
       } else {
-        record.resources = resourceArr;
+        record.updateResources(resourceArr);
         record.sortIdx = sortIdx;
       }
       await record.save();
@@ -170,17 +171,18 @@ const parseAllMovie = async (category, beginNo = 1) => {
 
 export default {
   run: async () => {
-    return new Promise(async (resolve, reject) => {
-      generalQueue.setCb(function () {
-        console.log('====crawl movie finished', dateformat('yyyy-mm-dd HH:MM:ss'));
-        resolve()
-      })
-      console.log('====crawl movie begin', dateformat('yyyy-mm-dd HH:MM:ss'));
-      await parseAllMovie('movie');
-      await parseAllMovie('tv');
-      await parseAllMovie('show');
-      await parseAllMovie('cartoon');
-    })
+    // return new Promise(async (resolve, reject) => {
+    //   generalQueue.setCb(function () {
+    //     console.log('====crawl movie finished', dateformat('yyyy-mm-dd HH:MM:ss'));
+    //     resolve()
+    //   })
+    //   console.log('====crawl movie begin', dateformat('yyyy-mm-dd HH:MM:ss'));
+    //   await parseAllMovie('movie');
+    //   await parseAllMovie('tv');
+    //   await parseAllMovie('show');
+    //   await parseAllMovie('cartoon');
+    // })
+    parseOnePage({subLink:'/dianshiju/31701.html', category:'tv', sortIdx:0});
 
   },
   parseListPage: parseListPage,