title: How to Speed up the First time loading time Angular 6 Application
body: <p>I have created Angular Application in single module fully, after final deploy files are more than 8 Mb so for First time  loading time is too slow,  </p>
  
  <p>i have tried with --prod now the file size is around 5MB</p>
  
  <p>is there any other possible to speed up</p>