diff --git a/app/controllers/libraries_controller.rb b/app/controllers/libraries_controller.rb
index ac861841..a1e8a56c 100644
--- a/app/controllers/libraries_controller.rb
+++ b/app/controllers/libraries_controller.rb
@@ -1,7 +1,9 @@
 class LibrariesController < ApplicationController
+  include ApplicationHelper
   layout 'base_library'
 
   before_filter :require_login, :except => [:index, :show]
+  before_filter :check_authentication, except: [:index, :show]
   after_filter :increment_visit_count, only: [:show, :create, :edit, :update]
 
   def index
diff --git a/app/controllers/project_packages_controller.rb b/app/controllers/project_packages_controller.rb
index 6721c1c4..7a0990f3 100644
--- a/app/controllers/project_packages_controller.rb
+++ b/app/controllers/project_packages_controller.rb
@@ -1,10 +1,11 @@
 # encoding=utf-8
 # For react
 class ProjectPackagesController < ApplicationController
-  before_filter :require_login, :except => [:index, :show]
-
   include ApplicationHelper
 
+  before_filter :require_login, except: [:index]
+  before_filter :check_authentication, except: [:index]
+
   def show
     render_react
   end
diff --git a/app/views/competitions/_qg_second_opensource.html.erb b/app/views/competitions/_qg_second_opensource.html.erb
index 8aef0390..47fc814b 100644
--- a/app/views/competitions/_qg_second_opensource.html.erb
+++ b/app/views/competitions/_qg_second_opensource.html.erb
@@ -57,6 +57,14 @@
     %>
     var userEnrolled = <%= user_enrolled %>;
 
+    var userProfileModal = function(url, str) {
+      var htmlvalue = '<div class="task-popup" style="width:480px;"><div class="task-popup-title clearfix">提示</div>'+
+        '<div class="task-popup-content"><p class="task-popup-text-center font-16">' + str + '</p></div>' +
+        '<div class="task-popup-submit clearfix"><a href="javascript:void(0);" onclick="hideModal();" class="task-btn fl">取消</a>'+
+        '<a href="'+ url +'" class="task-btn task-btn-orange fr" target="_blank" onclick="hideModal();">立即完善</a></div></div>';
+      pop_box_new(htmlvalue, 480, 205);
+    }
+
     $(".enroll-btn.active").on("click", function(){
       var url = $(this).data("url");
 
@@ -65,6 +73,11 @@
         return;
       }
 
+      if (<%= !@user.profile_completed? %>) {
+        userProfileModal('/my/account', '您需要去完善您的个人资料，才能使用此功能');
+        return
+      }
+
       if (!userEnrolled) {
         $.ajax({
           url: "/api/courses/apply_to_join_course.json",
diff --git a/app/views/competitions/enroll.html.erb b/app/views/competitions/enroll.html.erb
index ee439267..c2a3d029 100644
--- a/app/views/competitions/enroll.html.erb
+++ b/app/views/competitions/enroll.html.erb
@@ -5,8 +5,10 @@
       <% if @maximum_staff > 1 %>
         <p class="sub_title"><%= @competition.sub_title %></p>
         <p class="edu-txt-right inline mt20">
-          <% unless User.current.logged? %>
+          <% if !User.current.logged? %>
             <%= link_to "创建战队", signin_path, :remote => true, :class => "enroll-in-b enroll-in-b-green fr" %>
+          <% elsif !User.current.try(:profile_completed?) %>
+            <%= link_to "创建战队", 'javascript:void(0)', :class => "enroll-in-b enroll-in-b-green fr", onclick: "userProfileModal()" %>
           <% else %>
             <% unless @competition.enroll_end_time.present? && @competition.enroll_end_time < Time.now %>
               <% if !@can_enroll %>
@@ -19,8 +21,10 @@
             <% end %>
           <% end %>
 
-          <% unless User.current.logged? %>
+          <% if !User.current.logged? %>
             <%= link_to "加入战队", signin_path, :remote => true, :class => "enroll-in-b fr" %>
+          <% elsif !User.current.try(:profile_completed?) %>
+            <%= link_to "加入战队", 'javascript:void(0)', :class => "enroll-in-b fr", onclick: "userProfileModal()" %>
           <% else %>
             <% unless @competition.enroll_end_time.present? && @competition.enroll_end_time < Time.now %>
               <% if !@can_enroll %>
@@ -153,6 +157,14 @@
         pop_box_new(htmlvalue, 500, 205);
     }
 
+    function userProfileModal() {
+      var htmlvalue = '<div class="task-popup" style="width:480px;"><div class="task-popup-title clearfix">提示</div>'+
+        '<div class="task-popup-content"><p class="task-popup-text-center font-16">您需要去完善您的个人资料，才能使用此功能</p></div>' +
+        '<div class="task-popup-submit clearfix"><a href="javascript:void(0);" onclick="hideModal();" class="task-btn fl">取消</a>'+
+        '<a href="/my/account" class="task-btn task-btn-orange fr" target="_blank" onclick="hideModal();">立即完善</a></div></div>';
+      pop_box_new(htmlvalue, 480, 205);
+    }
+
     function joinSure() {
         if ($("#codeinput").val().trim() == "") {
             $("#codeInput-notice").html("请输入邀请码");