#Proof of authentication
Bitcointalk username: khacminh96
Bitcointalk URL: https://bitcointalk.org/index.php?action=profile;u=2776887
Campaign Name: Content, video
Telegram Username : @kiemtien68
ERC-20 Wallet : 0x6b39d556d06a3cf92E91f1Bd7d49c628382865eb