justyy222 (25)

The Top Steem Witness (author of https://SteemYY.com) - Algorithms, Blockchain & Cloud - 见证人/币圈老韭/银行行长(代理得点赞)/微信群主ACM-er拉群 + 公众号 justyyuk

zhihua-lai.com Joined May 2020 Active 20 minutes ago