#proof of authencication:
Bitcointalk username: leminhngoc884
Bitcointalk profile URL: https://bitcointalk.org/index.php?action=profile;u=2560660
Twitter Profile Link: https://twitter.com/0604tdgl
Facebook Profile Link: https://www.facebook.com/quockhanhtdgl
Telegram username: @khanhcry
Join Campaign : Twitter, Facebook