Sand Coin is the world's first blockchain call option for real sand

More than 1,500 ETH were contributed during the Pre-ICO and private sale campaign

Official website Sandcoin: https://sandcoin.io/en

Twitter: https://twitter.com/ruslanyocto

Telegram: https://t.me/sandcoin 

Github: https://github.com/sndtoken/ico

Facebook: https://www.facebook.com/SandCoinICO