#proof of authentication
Bitcoin username : ngoduc164
Bitcointalk Profile Link:https://bitcointalk.org/index.php?action=profile;u=1919722
Telegram Username: @nhoktok195   
Twitter profile Link:  https://twitter.com/ngoduc164
Facebook profile Link: https://www.facebook.com/anhzaibro/
ETH Wallet address: 0xf2f60f5995e593039bdffa808df32ad248af51ad