Hellooooo,
Aston It has already been commercialized in South Korea.
It Replace electronic documents instead of written ones using block chain technology.
ex) a presidential election by electonic voting.
Make a real estate contract by electronic document Without any written contract
I am confident that it will bring about great innovation in the future
Isn't it worth the investment?
you can buy it http://www.coinbene.com/ , https://coinlink.co.kr/