#JOIN & #Proof of authentication
Facebook Bounty Campaign and Twitter Bounty Campaign
Bitcointalk username: gnol009
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=2129168
Twitter profile link: https://twitter.com/PhamTha09209268
Facebook profile link: https://www.facebook.com/thanhlong.pham.336333
Telegram username: @max9416