diff --git a/app/controllers/managements_controller.rb b/app/controllers/managements_controller.rb
index b7e1bd56..11796cb0 100644
--- a/app/controllers/managements_controller.rb
+++ b/app/controllers/managements_controller.rb
@@ -3345,7 +3345,7 @@ end
         end
 
     @users = User.where(:id => user_id).where("#{sql}").includes(:apply_actions, user_extensions: [:department, :school]).order("last_login_on desc")
-    @xls_users = @users.reorder("created_on desc").limit(1000) #导出excel用户
+    @xls_users = @users.reorder("created_on desc").limit(3000) #导出excel用户
     @page = (params['page'] || 1).to_i
     @users_count = @users.count
     @limit = 20
@@ -4176,7 +4176,7 @@ end
     sheet1 = book.create_worksheet :name => "course"
     blue = Spreadsheet::Format.new :color => :blue, :weight => :bold, :size => 10
     sheet1.row(0).default_format = blue
-    sheet1.row(0).concat(["ID","课堂名称","成员","资源","普通作业","	实训作业","试卷","私有","状态","创建者单位","创建者","动态时间"])
+    sheet1.row(0).concat(["ID","课堂名称","成员","资源","普通作业","	实训作业","试卷","私有","状态","创建者单位","创建者","动态时间","创建时间"])
     count_row = 1
     courses.each do |course|
       school = course.teacher.try(:user_extensions).try(:school).try(:name).blank? ? "--" : course.teacher.school_name
@@ -4193,6 +4193,7 @@ end
       sheet1[count_row,9] = school
       sheet1[count_row,10] = teacher_name
       sheet1[count_row,11] = format_time(course.updatetime)
+      sheet1[count_row,12] = format_time(course.created_at)
       count_row += 1
     end
     book.write xls_report
diff --git a/app/controllers/welcome_controller.rb b/app/controllers/welcome_controller.rb
index c6fa78d9..c9d41c0a 100644
--- a/app/controllers/welcome_controller.rb
+++ b/app/controllers/welcome_controller.rb
@@ -30,6 +30,17 @@ class WelcomeController < ApplicationController
   require 'simple_xlsx_reader'
 
   DCODES = %W(2 3 4 5 6 7 8 9 a b c f e f g h i j k l m n o p q r s t u v w x y z)
+  def local_init
+    LocalShixun.delete_all
+    LocalMirrorRepository.delete_all
+    LocalShixunTagRepertoire.delete_all
+    LocalChallenge.delete_all
+    LocalTestSet.delete_all
+    LocalChallengeTag.delete_all
+    render :json => {status: 0, message: "success"}
+  end
+
+
   def shixun_to_local
     identifiers = params[:identifiers].split(",")
     shixuns = Shixun.where(identifier: identifiers)
@@ -62,7 +73,7 @@ class WelcomeController < ApplicationController
             if shixun.challenges.present?
               shixun.challenges.each do |challenge|
                 new_challenge = LocalChallenge.new
-                new_challenge.attributes = challenge.attributes.dup.except("id","shixun_id","user_id")
+                new_challenge.attributes = challenge.attributes.dup.except("id","shixun_id","user_id", "test_set_score")
                 new_challenge.local_shixun_id = local_shixun.id
                 new_challenge.save!
                 # 评测题，选择题暂时不考虑
@@ -98,6 +109,7 @@ class WelcomeController < ApplicationController
 
   def local_to_shixun
     ActiveRecord::Base.transaction do
+      shixun_list = []
       LocalShixun.find_each do |local_shixun|
         identifier = generate_identifier
         shixun = Shixun.create!(name: local_shixun.name, description: local_shixun.description, user_id: User.current.id,
@@ -141,7 +153,7 @@ class WelcomeController < ApplicationController
         if local_challenges.present?
           local_challenges.each do |local_challenge|
             new_challenge = Challenge.new
-            new_challenge.attributes = local_challenge.attributes.dup.except("id","local_shixun_id","user_id")
+            new_challenge.attributes = local_challenge.attributes.dup.except("id","local_shixun_id","user_id", "test_set_score")
             new_challenge.user_id = User.current.id
             new_challenge.shixun_id = shixun.id
             new_challenge.save!
@@ -166,8 +178,9 @@ class WelcomeController < ApplicationController
             end
           end
         end
-        render :json => {status: 0, message: "success", identifier: shixun.identifier}
+        shixun_list << shixun.identifier
       end
+      render :json => {status: 0, message: "success", identifier: shixun_list}
     end
   end
 
diff --git a/config/routes.rb b/config/routes.rb
index ea70b6a2..47a052db 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -283,6 +283,7 @@ RedmineApp::Application.routes.draw do ## oauth相关
   get 'welcome/ccf' => 'welcome#ccf'
   get 'welcome/shixun_to_local' => 'welcome#shixun_to_local'
   get 'welcome/local_to_shixun' => 'welcome#local_to_shixun'
+  get 'welcome/local_init' => 'welcome#local_init'
 
   # get 'competitions/home' => 'competitions#home'
   # get 'competitions/hn' => 'competitions#index'
diff --git a/lib/tasks/users.rake b/lib/tasks/users.rake
index d8ae770e..bfa0678c 100644
--- a/lib/tasks/users.rake
+++ b/lib/tasks/users.rake
@@ -89,7 +89,7 @@ task :add_test_users => :environment do
   (1..1000).each do |i|
 
     no = sprintf("%04d", i)
-    phone = "1560731#{no}"
+    phone = "5160731#{no}"
 
     us = UsersService.new
     user = us.register phone: phone, password: 'edu12345678'
@@ -109,7 +109,7 @@ task :add_test_users => :environment do
         lastname: lastname,
         nickname: '',
         sex: 0,
-        mail: "educoder#{no}@qq.com",
+        mail: "00educoder#{no}@qq.com",
         identity: 1,
         te_technical_title: 0,
         pro_technical_title: 0,