#Proof of authentication
Bitcointalk username: thichtuong1812
Profil link: https://bitcointalk.org/index.php?action=profile;u=2364883
Facebook Link : https://www.facebook.com/profile.php?id=100016898773987
Twitter Link : https://twitter.com/thichtuong1812
Telegram : @persuerT
Spreadsheet #: 4441