Yu Pingping

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
In the current market environment, the producer services has gradually become a major value added part of the value chain, and all the countries in the world take the producer services as a new economic growth pole. This article unified producer services' own characteristics, and elaborated the necessity and the evolution mechanism of the producer services.(More)
  • 1