According to CCTV news, Zhu Liehuang, deputy dean of the School of Computer Science and Technology of Beijing Institute of Technology, said in an interview recently, "Some digital currencies are completely duplicated of the original currency. Sometimes, it is just a concept. It has not been achieved. It is only a white paper or even a PPT. This situation exists. This must be resisted and it is also an important aspect of our supervision. The country is also restricted in this aspect, so people must keep their eyes open , Have a clear judgment. "