Three days later.
People from the Xia Country Academy of Scieces and the National Patent Office prepared to leave Mist City Arts and Science University and return home.
This time, they came to Mist City Arts and Science University, confirmed the authenticity of the "Graphene Mechanical Exfoliation Manufacturing Machine," and Vice President Zhou Sicheng even praised it as a "feat" of this era.
During these three days, there has been a lot of exchange about the future applications of graphene between the people from Xia Country Academy of Sciences and Mist City Arts and Science University.
Meanwhile, the National Patent Office has officially granted national certified patents for Mist City Arts and Science University's graphene battery technology and graphene mechanical exfoliation manufacturing machine.
