Legal basis
Article 2 of the Copyright Law of the People's Republic of China
Works of China citizens, legal persons or unincorporated organizations, whether published or not, enjoy copyright in accordance with this Law.
article 62
copyright as mentioned in this law is copyright.
article 1 of the trial measures for voluntary registration of works
these measures are formulated to safeguard the legitimate rights and interests of authors or other copyright owners and users of works, help solve copyright disputes caused by copyright ownership, and provide preliminary evidence for solving copyright disputes.
Article 2
Works shall be registered voluntarily. No matter whether the work is registered or not, the copyright obtained by the author or other copyright owners according to law shall not be affected.