Yang Shangying

We don’t have enough information about this author to calculate their statistics. If you think this is an error let us know.
Learn More
As the rapid development of science and technology as well as communications technology, there are more and more means of communication. However, the practicability of technology is more viable than an empty concept. The unified communications that have been popular for several years enters into practical stage of improving enterprise efficiency from the(More)
  • 1