diff --git a/app/controllers/colleges_controller.rb b/app/controllers/colleges_controller.rb
index 960030c9..fff508a8 100644
--- a/app/controllers/colleges_controller.rb
+++ b/app/controllers/colleges_controller.rb
@@ -31,9 +31,9 @@ class CollegesController < ApplicationController
   end
 
   def verification_school_identifier
-    school = School.where(:identifier => params[:identifier]).first
-    status = school.present? ? 1 : 0
-    render :json => {status: status}
+    schools = School.where(identifier: params[:identifier])
+    schools = schools.where('id != ?', params[:school_id]) if params[:school_id].present?
+    render :json => { status: schools.exists? ? 1 : 0 }
   end
 
   def online_school
diff --git a/app/controllers/managements/schools_controller.rb b/app/controllers/managements/schools_controller.rb
index f27e00ae..a5c789ff 100644
--- a/app/controllers/managements/schools_controller.rb
+++ b/app/controllers/managements/schools_controller.rb
@@ -4,8 +4,8 @@ class Managements::SchoolsController < Managements::BaseController
 
   def statistics
     @sub_type = 1
-    params[:sort_by] = :teacher_count if params[:sort_by].blank?
-    params[:sort_direction] = :desc if params[:sort_direction].blank?
+    params[:sort_by] = params[:sort_by].presence || :teacher_count
+    params[:sort_direction] = params[:sort_direction].presence || :desc
 
     service = Management::SchoolReportService.new(params)
     @obj_count, @schools = service.call
@@ -20,8 +20,8 @@ class Managements::SchoolsController < Managements::BaseController
   def data_grow
     @sub_type = 2
     params[:data_type] ||= 'grow'
-    params[:sort_by] = :teacher_increase_count if params[:sort_by].blank?
-    params[:sort_direction] = :desc if params[:sort_direction].blank?
+    params[:sort_by] = params[:sort_by].presence || :teacher_increase_count
+    params[:sort_direction] = params[:sort_direction].presence || :desc
 
     service = Management::SchoolDataGrowService.new(params)
     @grow_summary = service.grow_summary
@@ -31,7 +31,7 @@ class Managements::SchoolsController < Managements::BaseController
   end
 
   def data_contrast
-    params[:contrast_column] = :teacher_increase_count if params[:contrast_column].blank?
+    params[:contrast_column] = params[:contrast_column].presence || :teacher_increase_count
     params[:sort_direction] ||= :desc
     params[:sort_by] = :percentage
 
diff --git a/app/controllers/managements_controller.rb b/app/controllers/managements_controller.rb
index 2d7ba1e2..03ffd83d 100644
--- a/app/controllers/managements_controller.rb
+++ b/app/controllers/managements_controller.rb
@@ -875,7 +875,7 @@ class ManagementsController < ApplicationController
     keyword = params[:keyword]
     limit = 20
 
-    if search
+    if search.present?
       if "u_name" == keyword
         @evaluate_recods = EvaluateRecord.joins("join users u on evaluate_records.user_id = u.id").where("concat(u.lastname, u.firstname) like '%#{search}%'")
         # @evaluate_recods = EvaluateRecord.where(user_id: User.where("concat(lastname, firstname) like '%#{search}%'").pluck(:id))
@@ -884,7 +884,12 @@ class ManagementsController < ApplicationController
         # @evaluate_recods = EvaluateRecord.where(user_id: UserExtensions.where(school_id: School.where("name like '%#{search}%'").pluck(:id)).pluck(:user_id))
       end
     else
-      @evaluate_recods = EvaluateRecord.where("0=0")
+      @evaluate_recods = EvaluateRecord.where(nil)
+    end
+
+    if params[:beginTime].present?
+      endTime = params[:endTime].present? ? params[:endTime] : Time.now
+      @evaluate_recods = @evaluate_recods.where("created_at >= ? and created_at <= ?", params[:beginTime], endTime)
     end
 
     @evaluate_recods_count = @evaluate_recods.count
@@ -1513,7 +1518,7 @@ end
     if search.blank?
       @schools = School.where("0=0")
     else
-      @schools = School.where("name like '%#{search}%'")
+      @schools = School.where("name like ?", "%#{search}%")
     end
     if params[:index] == '8'
       @schools = @schools.reorder("created_at #{@sx_order}")
diff --git a/app/models/course.rb b/app/models/course.rb
index 843d846d..c6c6d3df 100644
--- a/app/models/course.rb
+++ b/app/models/course.rb
@@ -500,6 +500,15 @@ class Course < ActiveRecord::Base
     end
   end
 
+  # 课堂实训作业的评测次数
+  def evaluate_count
+    course_user_ids = self.members.map(&:user_id)
+    shixun_ids = self.homework_commons.joins(:homework_commons_shixuns).where(homework_type: 4).pluck(:shixun_id)
+    return 0 if shixun_ids.blank?
+    Game.joins(:challenge).where(challenges: {shixun_id: shixun_ids}, games: {user_id: course_user_ids}).sum(:evaluate_count)
+  end
+
+
   #课程动态公共表记录
   def act_as_course_activity
     self.course_acts << CourseActivity.new(:user_id => self.tea_id,:course_id => self.id)
diff --git a/app/views/attachments/_form_attachments.html.erb b/app/views/attachments/_form_attachments.html.erb
index e1d6b3b5..58ae4aa0 100644
--- a/app/views/attachments/_form_attachments.html.erb
+++ b/app/views/attachments/_form_attachments.html.erb
@@ -49,8 +49,9 @@
 <%= javascript_include_tag 'attachments' %>
 <style>
     .ui-widget-content{
-        height: 16px;
-        width: 200px;
+        /*height: 16px;*/
+        /*width: 200px;*/
+        top: 320px !important;
         float: left;
         margin: 5px 10px 0px 10px;
     }
diff --git a/app/views/managements/_classroom_classment_list.html.erb b/app/views/managements/_classroom_classment_list.html.erb
index 5051be80..25b13911 100644
--- a/app/views/managements/_classroom_classment_list.html.erb
+++ b/app/views/managements/_classroom_classment_list.html.erb
@@ -9,6 +9,7 @@
     <th width="6%">普通作业</th>
     <th width="5%">实训作业</th>
     <th width="4%">试卷</th>
+    <th width="6%">评测次数</th>
     <th width="4%">私有</th>
     <th width="7%">状态</th>
     <th width="8%" class="edu-txt-left">创建者单位</th>
@@ -28,6 +29,7 @@
         <td><%= course.homework_commons.where(:homework_type => 1).count %></td>
         <td><%= course.homework_commons.where(:homework_type => 4).count %></td>
         <td><%= course.exercises.count %></td>
+        <td><%= course.evaluate_count %></td>
         <td><%= course.is_public.to_i == 1 ? '--' : '√' %></td>
         <td><%= course.is_end ? "已结束" : "正在进行" %></td>
         <td class="edu-txt-left"><%= course.teacher.try(:user_extensions).try(:school).try(:name).blank? ? "--" : course.teacher.try(:user_extensions).try(:school) %></td>
diff --git a/app/views/managements/_evaluate_records_list.html.erb b/app/views/managements/_evaluate_records_list.html.erb
index 4bb7e844..338981dd 100644
--- a/app/views/managements/_evaluate_records_list.html.erb
+++ b/app/views/managements/_evaluate_records_list.html.erb
@@ -16,13 +16,14 @@
     <th width="12%">开始时间<i class="fa fa-long-arrow-down color-light-green ml5" ></i></th>
     <th width="12%">结束时间</th>
     <th width="8%">耗时</th>
-    <th width="10%">评测者</th>
+    <th width="8%">最大执行时间</th>
+    <th width="8%">评测者</th>
     <th width="10%">评测者单位</th>
     <th width="5%">耗时详细</th>
   </tr>
   </thead>
   <tbody>
-  <% @evaluate_recods.each do |record| %>
+  <% @evaluate_recods.includes(:shixun).each do |record| %>
       <tr>
         <td><%= record.id %></td>
         <td><a href="/tasks/<%= record.game.try(:identifier) %>" target="_blank"><%= record.game.try(:identifier) %></a></td>
@@ -33,6 +34,7 @@
         <td><%= record.created_at.strftime('%Y-%m-%d %H:%M:%S') %></td>
         <td><%= record.updated_at.strftime('%Y-%m-%d %H:%M:%S') %></td>
         <td><%= record.try(:consume_time) %></td>
+        <td><%= record.shixun.exec_time %></td>
         <td class="task-hide" title="<%= record.user.show_real_name %>">
           <%= link_to record.user.show_real_name, user_path(record.user), :target => "_blank" %>
         </td>
diff --git a/app/views/managements/evaluate_records.html.erb b/app/views/managements/evaluate_records.html.erb
index ab284308..535ac4d1 100644
--- a/app/views/managements/evaluate_records.html.erb
+++ b/app/views/managements/evaluate_records.html.erb
@@ -1,14 +1,21 @@
+<div class="edu-class-container">
 <%= form_tag(url_for(evaluate_records_managements_path),:id=>"evaluate_records",:method => "post",:remote=>true) do %>
-    <div class="edu-con-top clearfix xmt10">
+    <div class="edu-con-top clearfix mb20 bor-grey-e mt10">
       <select class="fl task-form-15 task-height-30" style="margin:20px 0px 10px 25px;width: 11%" name="keyword" id="condition">
         <option value="u_name">评测者姓名搜索</option>
         <option value="s_name">评测者单位搜索</option>
       </select>
       <input class="fl task-form-20 task-height-30 mt20 ml20" name="search" maxlength="40" placeholder="输入关键字进行搜索" type="text" id="Look_name">
+      <li class="fl mt20">
+        <span class="mr10 ml10 font-14">开始时间</span>
+        <input type="text" name="beginTime" placeholder="请选择开始时间" class="winput-150-30 mr10"/>
+        <input type="text" name="endTime" placeholder="请选择结束时间" class="winput-150-30"/>
+      </li>
       <a href="javascript:void(0);" class="fl task-btn task-btn-orange ml5 mt20" onclick="$('#evaluate_records').submit();">搜索</a>
       <a href="javascript:clearSearchCondition()" class="fl task-btn ml5 mt2 mt20" id="clear_contents">清除</a>
     </div>
 <% end %>
+</div>
 <div class="edu-con-bg01 mt15" id="evaluate_records_list">
   <%= render :partial => "evaluate_records_list" %>
 </div>
@@ -19,4 +26,17 @@
         $("#Look_name").val("");
         $.get('<%= evaluate_records_managements_path() %>');
     }
+
+    $("input[name='beginTime']").datetimepicker({
+        allowBlank:true,
+        lang:'ch',
+        format:'Y-m-d H:i',
+        validateOnBlur:false
+    });
+    $("input[name='endTime']").datetimepicker({
+        allowBlank:true,
+        lang:'ch',
+        format:'Y-m-d H:i',
+        validateOnBlur:false
+    });
 </script>
diff --git a/app/views/managements/evaluate_simple.html.erb b/app/views/managements/evaluate_simple.html.erb
index 8d8baa0a..7bf8810b 100644
--- a/app/views/managements/evaluate_simple.html.erb
+++ b/app/views/managements/evaluate_simple.html.erb
@@ -35,12 +35,13 @@
         <th width="5%">文件更新</th>
         <th width="10%">中间层总耗时<i class="fa fa-long-arrow-down color-light-green ml5" ></i></th>
         <th width="5%">pull代码</th>
-        <th width="5%">pod启动</th>
-        <th width="5%">pod执行</th>
+        <th width="10%">pod启动</th>
+        <th width="10%">pod执行</th>
         <th width="10%">中间层回传</th>
-        <th width="5%">前端轮询</th>
+        <th width="10%">前端轮询</th>
         <th width="10%">回调结果存储</th>
-        <th width="25%">实训详情</th>
+        <th width="5%">创建时间</th>
+        <th width="10%">实训详情</th>
       </tr>
       </thead>
       <tbody>
@@ -58,7 +59,8 @@
           <td><%= record.return_back %></td>
           <td><%= record.front_js %></td>
           <td><%= record.test_cases %></td>
-          <td><%= link_to record.game.challenge.try(:subject), task_path(record.game), :target => "_blank" %></td>
+          <td><%= record.created_at %></td>
+          <td><%= link_to record.game.try(:identifier), task_path(record.game), :target => "_blank" %></td>
         </tr>
       <% end %>
       </tbody>
diff --git a/app/views/managements/upload_logo.html.erb b/app/views/managements/upload_logo.html.erb
index 5da56c47..487f3eba 100644
--- a/app/views/managements/upload_logo.html.erb
+++ b/app/views/managements/upload_logo.html.erb
@@ -130,7 +130,10 @@
         if($("#unit_head_route").val().trim() !=""){
             $.ajax({
                 url: "<%= verification_school_identifier_colleges_path %>",
-                data: {identifier: $("#unit_head_route").val().trim()},
+                data: {
+                  school_id: <%= @school.id %>,
+                  identifier: $("#unit_head_route").val().trim()
+                },
                 async:false,
                 success: function (data) {
                     if(data.status == 0){