My sim Tia is the closest I got to a sim with vaguely asian features, and she was born in game years ago, was forgotten about, and I dug her out of my bin to use as a base with a few edits to submit to a challenge. Her father is Shen Su. I'm not really very good at capturing the delicate features of some asian ladies, most of my sims look alike & I generally prefer very prominent features.
https://68.media.tumblr.com/a5f3e23e03c43c5ef2bc15456551f097/tumblr_ovu4gbl0ZH1uj2se4o1_1280.jpg