"#Proof of authentication

Bitcointalk username: 4456476ytryt
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=901040
Facebook Profile Link : https://www.facebook.com/cai.bap.100
Twitter Profile Link : https://twitter.com/qhungdtu
Telegram User : @qhungdtuu
Spreadsheet #:3934