After a change in the law, Chinese people can now have more than one child - meaning millions of kids may get a brother or sister for the first time.
At the moment nearly all kids in China have no siblings because of a law that meant most families could only have one child.
But on New Year's Day this year, the law changed so that people could have a second child if they wished.
This means millions of kids could now get a brother or sister.
Watch Leah's report...