Obstacles facing parents wanting a second child
For more on this, we turn back to Professor Zhang Lifen from Fudan University, and we're also joined by our health reporter Wu Guoxiu.
Starting with you Guo Xiu. You've done dozens of stories since China loosened its family planning policy.
What's the situation here with families planning to have a second child?
Who wants to and who doesn't?
What are the concerns here?