#proof authentification
Bitcointalk username: nguyenhung0902
Bitcointalk profile URL: https://bitcointalk.org/index.php?action=profile;u=1982003
Facebook campaign: https://www.facebook.com/hungnguyen1247
Telegram: @manhnguyen3194
ETH Address: 0x228932a058FB5cfC5B71c15Db54dCdC8bb9E098d