https://www.newyorker.com/magazine/2015/02/02/pursuit-beauty?fbclid=IwAR05LVDBieyavWLeu1BtlKjwPEVsXe3wekRnTWThP8Fwq3dMA4CrgCJDpr0
 

This article was published in 2015.

The profile of Zhang Yitang.

It is long, worthy reading and recommending.