diff --git a/app/controllers/main_controller.rb b/app/controllers/main_controller.rb
index afe76789..a90e56bf 100644
--- a/app/controllers/main_controller.rb
+++ b/app/controllers/main_controller.rb
@@ -8,6 +8,17 @@ class MainController < ApplicationController
     render :json => { status: 0, message: Time.now.to_i }
   end
 
+  def test_404
+    status_code = 404
+    status = status_code.to_s
+    fname = %w[404 403 422 500].include?(status) ? status : "unknown"
+
+    respond_to do |format|
+      format.html { render template: "/shared/#{fname}", handler: [:erb], status: status }
+      format.all { render body: nil, status: status }
+    end
+  end
+
   def index
     domain_session = params[:_educoder_session]
     if domain_session
@@ -24,6 +35,8 @@ class MainController < ApplicationController
     # TODO: 这块之后需要整合，者架构重新变化，统一跳转到index后再路由分发
     if params[:path] && params[:path]&.include?("h5educoderbuild") && params[:path].split("/").first == "h5educoderbuild"
       render file: 'public/h5educoderbuild/index.html', :layout => false, :content_type=> 'text/html'
+    elsif params[:path].to_s.include?("test_404")
+      test_404
     else
       render file: 'public/react/build/index.html', :layout => false, :content_type=> 'text/html'
     end