Blog Campaign
Username bitcointalk: Tono Ngucotsek
Profile link bitcointalk: https://bitcointalk.org/index.php?action=profile;u=1247512
1. https://medium.com/@afisjazuli/opporty-3d897f3d6833
2. https://tono-blogs.blogspot.co.id/2018/01/opporty-platform-bisnis-berbasis.html
3. https://steemit.com/blockchain/@asharmagrib/opporty-ico-decentralized-business-community
ETH Address: 0x61173c95682e1518E89CB4CCFC72c7303b827D60