diff --git a/app/controllers/at_controller.rb b/app/controllers/at_controller.rb
index 8c551d0df..9e7309646 100644
--- a/app/controllers/at_controller.rb
+++ b/app/controllers/at_controller.rb
@@ -7,10 +7,14 @@ class AtController < ApplicationController
     @logger = Logger.new(Rails.root.join('log', 'at.log').to_s)
     users = find_at_users(params[:type], params[:id])
     @users = users
-    @users = users.uniq { |u| u.id }.delete_if { |u| u.id == User.current.id } if users
+    @users = users.uniq { |u| u.id }.delete_if { |u| u.id == User.current.id }.sort{|x,y| to_pinyin(x.show_name) <=> to_pinyin(y.show_name)} if users
   end
 
   private
+  def to_pinyin(s)
+    Pinyin.t(s).downcase
+  end
+
   def find_at_users(type, id)
     @logger.info("#{type}, #{id}")
     case type