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With the evolution of the Internet,people pay less and less attention to the CD.It’s no doubt that the CD cases in the market are almost undate no more.As an important memory medium in the field of music and film,CDs still play an essential role.Now,we design a CD case with the spring binder,aiding to help people share the CD to others more convenient.People can take the CD off with the cover directly.
CHINA UNIVERSITY OF MINING AND TECHNOLOGY