With the popularity of a variety of smart phones, tablet machines, more and more people find that a variety of digital products, especially cell phones own power has been unable to meet the need for life time in daily use, and the emergence of mobile power can be said to a certain extent to solve the problem.

Smart cities will permeate every aspect of our daily life. Whether it is improving traffic flow, garbage collection, or public maintenance of smart cities, it will ensure a safer, cleaner and more affordable urban center, and maximize the service and budget.