The width of the eyes. The chin is rounder than the oval face.
There are round faces, square faces, long round faces, oval faces, triangular faces and oval faces.
Among them, the melon face is the most photogenic. Often the photos are better than mine.
Among the stars, there are: Alyssa Chia, Amanda, Cecilia Cheung (Hope as a Star) and Vivian Chow.
Among these stars, there are: Ada Choi, Cecilia Cheung (face now), Xu Huixin and Liang Yongqi.
Just look for their photos.