But his experiment has attracted global condemnation from scientists at home and abroad. They cited it was a crazy medical experiment without due respects to medical ethics and voiced serious concern on the later healthy development of the twin baby girls.
Having said that there are also academics, who believed He's experiment deserved a closer look and proper assessment.
So who is right and who is wrong?
On what ground was He widely condemned or supported?
Our correspondent Renee Kwan reports.
