1. The Definition of Blockchain Over the past year, interest in blockchain has grown significantly, both online and offline. It is everywhere, from the digital currency market to the stock market, from real life to virtual reality. While traders have eagerly jumped into the cryptocurrency and are seeking for more safer and more convenient option such as exchange-traded fund (ETF); most of the industries will experience a process of disruptive innovations by the future blockchain application. But first, what exactly is blockchain? The current understanding of blockchain is also divergent...