Author: Public domainPublic domainfalsefalse This work has been released into the public domain by its author, Alexcn at Chinese Wikipedia. This applies worldwide.In some countries this may not be legally possible; if so:Alexcn grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalseSource: commons.wikimedia.org
