The principle of rational investment: investment in securities investment in analysis and comparison. The fund said last year that it would grow 1.1% in 2017 and then increase its forecast to 2%. To make new clients more easy to use, our focus is to simplify the complexity of the application based on the block chain, to provide a pleasant user experience, attractive design and consumers to understand the language. Everyone likes the CryptoKitties, which can be traded and fed, representing the value of cryptocurrency. We have been using internet banking for quiet sometimes now. Even though there were internet banking security breach occasions, but the percentage is very small. People has learned to be very careful and protecting themselves when using internet banking. Internet banking users are smart people and they also know how to protect their computer from malware and hacker which has the opportunity to interrupt inside their internet checking account. Mooney and si prowse in its around the main accounting principles for enterprises ", not only emphasize to determine profits in a timely manner, and emphasizes the necessary through division operating earnings, the gains and the impact of price changes, to improve the comparability of financial statements and understandability.