#Proof-of-authentication:
   •   Bitcointalk username: KimMinChi
   •   Telegram username: @Alejoalejo
   •   Twitter username: @AdddBtc
   •   Link to your tweet about Smart City Eco: https://twitter.com/AdddBtc/status/1005637745547460608?s=19
   •   Facebook: https://www.facebook.com/rench.starr.1
   •   Link to your Facebook post about Smart City Eco:
https://m.facebook.com/sharer.php?fs=4&sid=210955236382048&refid=17&ref=bookmarks&__tn__=J%2AW-R