#proof of authentication
Bitcointalk username: nguyenthachthuat
Bitcointalk profile URL: https://bitcointalk.org/index.php?action=profile;u=2247112
Twitter campaign: https://twitter.com/PhamTrung193
Facebook campaign: https://www.facebook.com/profile.php?id=100009203870858
Reddit campaign: https://www.reddit.com/user/thachthuat
Conten campaign, Video campaign
Telegram: @thuat1811