Copyright has a natural connection with culture and innovation，and the copyright system plays an important role in stimulating innovation and prosperity. International copyright protection has undergone three important stages in the “territorial period” of the 18th century，the “international period” of the 19th century，and the global period since the end of the 20th century. With the development of science and technology and culture，in the context of economic globalization，international copyright protection Development shows a new development trend，the development of copyright international protection is more and more closely related to the development of science and technology，the object of protection of international copyright and the content of rights are expanding，the legal means and methods of international copyright protection are diversified，and the standards of copyright protection are improved. The trend of copyright international protection has entered the field of international trade from the traditional cultural field，and the international system of fair use of copyright has been restricted.