Nowadays, more and more kinds of marketing have appeared and brought the advertisers a large number of great benefits. A study by Mediakix shows that the decline of traditional TV and the growth of social

Nowadays, global warming is one of the most pressing problems because it is getting worse and worse when there has been a dramatical rise in the amount of greenhouse gas emitted. Human activities are mainly

In most mechanisms employed by centralized exchanges, the actual market data is unverifiable and suffers from lack of trust. Traders can be misled by false data, intentionally or unintentionally distributed

In the era of digital technology, can the users find the most suitable platform to meet their need? This provokes a controversy among many people. Nowadays, a variety of new platforms are adopted in many