diff --git a/app/controllers/panel/survey/back_end/surveys_controller.rb b/app/controllers/panel/survey/back_end/surveys_controller.rb
index 7b31514..5ac2151 100644
--- a/app/controllers/panel/survey/back_end/surveys_controller.rb
+++ b/app/controllers/panel/survey/back_end/surveys_controller.rb
@@ -1,7 +1,9 @@
-require 'csv'
-
 class Panel::Survey::BackEnd::SurveysController < OrbitBackendController
 
+  require 'csv'
+  require 'iconv'
+  require 'roo'
+
   include AdminHelper
   include OrbitControllerLib::DivisionForDisable
 
@@ -105,6 +107,145 @@ class Panel::Survey::BackEnd::SurveysController < OrbitBackendController
     redirect_to panel_survey_back_end_surveys_url(:direction => params[:direction], :sort => params[:sort], :sort_options => params[:sort_options])
   end
 
+  def set_import
+    @survey = ::Survey.find(params[:id])
+  end
+
+  def import
+    @survey = ::Survey.find(params[:id])
+    @chart_data, @survey_questions, @survey_answers = @survey.generate_chart_data
+    @file = params[:file]
+
+    case File.extname(@file.original_filename)
+      when ".csv" then @spreadsheet = Roo::CSV.new(@file.path, csv_options: {encoding: Encoding::Big5})
+      # when ".xls" then Excel.new(file.path, nil, :ignore)
+      # when ".xlsx" then Excelx.new(file.path, nil, :ignore)
+      else raise "Unknown file type: #{file.original_filename}"
+    end
+
+    # Modify titles if changed
+    titles = @spreadsheet.row(1) - [" "]
+    @survey_questions.each_with_index do |question, index|
+      question.update_attributes(title: titles[index])
+    end
+    
+    @survey_answers.destroy
+    
+    # Start and end of speadsheet
+    @end_row = @spreadsheet.count
+
+    @max_row_start = 0
+    @survey_questions.each do |question|
+      case question.type
+      when ::SurveyQuestion::Radio, ::SurveyQuestion::Select, ::SurveyQuestion::Check
+        if question.survey_question_options.count > @max_row_start
+          @max_row_start = question.survey_question_options.count
+        end  
+      when ::SurveyQuestion::Radiogroup
+        if question.survey_question_options.count * question.survey_question_radiogroups.count > @max_row_start
+          @max_row_start = question.survey_question_options.count * question.survey_question_radiogroups.count
+        end
+      end  
+    end  
+    @start_row = @max_row_start + 2
+
+    # Modify multiline options if changed
+    (@start_row..@end_row).each do |row|
+      @answer_model = @survey.survey_answers.new
+      @survey_questions.each_with_index do |question, index|
+        case question.type
+
+        when ::SurveyQuestion::Oneline, ::SurveyQuestion::Multiline
+          @answer_model[question.id.to_s] = @spreadsheet.row(row)[index * 2]
+
+        when ::SurveyQuestion::Radio, ::SurveyQuestion::Select
+          if !@spreadsheet.row(row)[index*2].nil? && @spreadsheet.row(row)[index*2] != " " 
+            @answer_model[question.id.to_s] = @spreadsheet.row(row)[index*2]
+          end
+
+        when ::SurveyQuestion::Check
+          if !@spreadsheet.row(row)[index*2].nil? && @spreadsheet.row(row)[index*2] != " " 
+            @answer_model[question.id.to_s] = @spreadsheet.row(row)[index*2].split("\"").select.each_with_index { |str, i| i.odd? }
+          end
+
+        when ::SurveyQuestion::Radiogroup
+          radio_groups = []
+          spreadsheet_radiogroups_lines = 
+            question.survey_question_options.count * question.survey_question_radiogroups.count + 2
+          
+          # Grab each radiogroups line for update
+          (2...spreadsheet_radiogroups_lines).each do |line|
+            radio_groups << @spreadsheet.row(line)[index * 2]
+          end
+
+          # Grab answers info
+          answers = []
+          if not @spreadsheet.row(row)[index * 2].blank?
+            answers << eval(@spreadsheet.row(row)[index * 2])
+          end
+
+          # Save the answers
+          answers.each do |answer|
+            options = Hash[question.survey_question_options.collect { |o| [ o.id.to_s, o.name ] }]
+            # @answer_model = @survey.survey_answers.new
+            @answer_model[question.id.to_s] = {}
+
+            answer.each do |option, value|
+              @answer_model[question.id.to_s][options.invert[option]] = value
+            end
+
+            # @answer_model.save!
+          end
+
+          # Parse the needed info in the array
+          radio_titles = []
+          radio_options = []
+          radio_groups.each do |group|
+            option_with_radio = group.split(' - ')
+            radio_titles << option_with_radio[0]
+            radio_options << option_with_radio[1]
+          end
+
+          # Update the spreadsheet info to the DB
+          groups_of_options = []
+          groups_of_radios  = []
+          radio_titles.each_slice(question.survey_question_radiogroups.count) do |options|
+            groups_of_options << options
+          end
+
+          radio_options.each_slice(question.survey_question_radiogroups.count) do |options|
+            groups_of_radios << options
+          end
+
+          # Update option names
+          question.survey_question_options.each_with_index do |option, index|
+            groups_of_options[index].each do |modified_option|
+              if option.name_translations["zh_tw"] != modified_option
+                option.update_attributes(name: modified_option)
+                break
+              end
+            end
+          end
+
+          # Update radio names
+          question.survey_question_radiogroups.each_with_index do |option, index|
+            groups_of_radios.each do |radios|
+              if radios[index] != option.name_translations["zh_tw"]
+                option.update_attributes(name: radios[index])
+                break
+              end
+            end
+          end        
+        end
+      end
+      
+      @answer_model.save!
+
+    end #end row 
+
+    redirect_to panel_survey_back_end_surveys_url, :notice => :success
+  end
+
   def export
     @survey = ::Survey.find(params[:id])
     @chart_data, @survey_questions, @survey_answers = @survey.generate_chart_data
@@ -199,6 +340,7 @@ class Panel::Survey::BackEnd::SurveysController < OrbitBackendController
         end
       end
     end
+    
     @survey.survey_questions.all.each do |question|
       new_question = @new_survey.survey_questions.new
       question.attributes.each do |key, value|
@@ -210,30 +352,32 @@ class Panel::Survey::BackEnd::SurveysController < OrbitBackendController
           end
         end
       end
-      question.survey_question_options.all.each do |option|
-        new_option = new_question.survey_question_options.new
-        option.attributes.each do |key, value|
-          unless ['_id', 'survey_question_id'].include? key
-            if option.respond_to?(key + '_translations')
-              new_option.send(key + '_translations=', value)
-            else
-              new_option.write_attribute(key, value)
-            end
-          end
-        end
-      end
-      question.survey_question_radiogroups.all.each do |radiogroup|
-        new_radiogroup = new_question.survey_question_radiogroups.new
-        radiogroup.attributes.each do |key, value|
-          unless ['_id', 'survey_question_id'].include? key
-            if radiogroup.respond_to?(key + '_translations')
-              new_radiogroup.send(key + '_translations=', value)
-            else
-              new_radiogroup.write_attribute(key, value)
-            end
-          end
-        end
-      end
+
+      # question.survey_question_options.all.each do |option|
+      #   new_option = new_question.survey_question_options.new
+      #   option.attributes.each do |key, value|
+      #     unless ['_id', 'survey_question_id'].include? key
+      #       if option.respond_to?(key + '_translations')
+      #         new_option.name_translations = value
+      #       else
+      #         new_option.write_attribute(key, value)
+      #       end
+      #     end
+      #   end
+      # end
+
+      # question.survey_question_radiogroups.all.each do |radiogroup|
+      #   new_radiogroup = new_question.survey_question_radiogroups.new
+      #   radiogroup.attributes.each do |key, value|
+      #     unless ['_id', 'survey_question_id'].include? key
+      #       if radiogroup.respond_to?(key + '_translations')
+      #         new_option.name_translations = value
+      #       else
+      #         new_radiogroup.write_attribute(key, value)
+      #       end
+      #     end
+      #   end
+      # end
     end
 
     @new_survey.create_user_id = current_user.id
diff --git a/app/views/panel/survey/back_end/surveys/_survey.html.erb b/app/views/panel/survey/back_end/surveys/_survey.html.erb
index 1383bc0..c8f27ca 100644
--- a/app/views/panel/survey/back_end/surveys/_survey.html.erb
+++ b/app/views/panel/survey/back_end/surveys/_survey.html.erb
@@ -13,7 +13,8 @@
           <li><%= link_to t('survey.duplicate_it'), duplicate_it_panel_survey_back_end_survey_path(survey, :page => params[:page]) %></li>
           <li><%= link_to t('survey.jump'), jump_panel_survey_back_end_survey_path(survey, :page => params[:page]) %></li>
           <li><%= link_to t('survey.set_answers'), set_answers_panel_survey_back_end_survey_path(survey, :page => params[:page]) %></li>
-          <li><%= link_to t('survey.export_csv'), export_panel_survey_back_end_survey_path(survey, :format => :csv), :target => '_blank' %></li>
+          <li><%= link_to t('survey.export_csv'), export_panel_survey_back_end_survey_path(survey, :format => :csv) %></li>
+          <li><%= link_to t('survey.import_csv'), set_import_panel_survey_back_end_survey_path(survey) %></li>
           <li><%= link_to t('survey.chart'), result_panel_survey_front_end_survey_path(survey, :force_chart => true, :standalone => true), :target => '_blank' %></li>
           <li><%= link_to t(:delete_), panel_survey_back_end_survey_path(survey), :confirm => t('sure?'), :method => :delete, :remote => true %></li>
         <% end -%>
diff --git a/app/views/panel/survey/back_end/surveys/set_import.html.erb b/app/views/panel/survey/back_end/surveys/set_import.html.erb
new file mode 100644
index 0000000..40f8b5a
--- /dev/null
+++ b/app/views/panel/survey/back_end/surveys/set_import.html.erb
@@ -0,0 +1,18 @@
+<%= form_tag import_panel_survey_back_end_survey_path(@survey), multipart: true do %>
+<table class="table main-list">
+  <thead>
+    <tr>
+      <th class="span2"><%= t('survey.title') %></th>
+      <th class="span2"></th>
+      <th class="span2"></th>
+    </tr>
+  </thead>
+  <tbody id="tbody_surveys" class="sort-holder">
+    <tr>
+      <td><%= @survey.title %></td>
+      <td><%= file_field_tag :file %></td>
+      <td><%= submit_tag t("survey.import_csv"), :class => 'btn' %></td>
+    </tr>
+  </tbody>
+</table>
+<% end %>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 94e49ec..895cf62 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -24,6 +24,7 @@ en:
     answer_error: Unsuccessful answer
 
     answers_list: Answers List
+    import_csv: Import CSV
     export_csv: Export CSV
     chart: Chart
     set_answers: Set Answers
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index 337012d..d545b98 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -25,6 +25,7 @@ zh_tw:
     answer_error: 問卷填寫錯誤
 
     answers_list: 結果清單
+    import_csv: 匯入CSV
     export_csv: 匯出CSV
     chart: 結果圖表
     set_answers: 設定結果
@@ -80,4 +81,4 @@ zh_tw:
     have_not_chart: 此種類型問題不含結果圖表
 
     move_up: 上移
-    move_down: 下移
\ No newline at end of file
+    move_down: 下移
diff --git a/config/routes.rb b/config/routes.rb
index c33b363..79d601d 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -9,6 +9,8 @@ Rails.application.routes.draw do
           end
           member do
             get 'export'
+            get 'set_import'
+            post 'import'
             get 'set_answers'
             get 'jump'
             get 'duplicate_it'
@@ -30,4 +32,4 @@ Rails.application.routes.draw do
     end
   end
  match "/appfront/*path" => redirect("/panel/*path")
-end
\ No newline at end of file
+end