Bitcointalk username: topcoin_free1
Bitcointalk Link: https://bitcointalk.org/index.php?action=profile;u=2518233
Twitter Profile Link: https://twitter.com/topcoin_free
Facebook Profile Link: https://www.facebook.com/cuc.da.73
LinkedIn Profile Link: https://www.linkedin.com/in/thach-luan-468667156/
Telegram: @topcoin_free