#Proof of participation:

BitcoinTalk username: huyp10
Telegram username: @huypvp10
Twitter username: @huypvp10
Retweet:https://twitter.com/huypvp10/status/1014462595296833537
Mail: viethuy.net1@gmail.com
waves wallet 3PHR3FncbKUGZ2CgRDXbgPn9syL3924GhGY