I really like everyone's sims! <3 I like diversity in my game, also, so I made a couple of Asian sims. I found it a little difficult to keep them from looking too "Caucasian" while creating them in CAS.
I really like these two:
(vanilla)
https://www.thesims3.com/sims3_asset/sims3_asset/media/shard000/shard000/613/199/019/00/screenshot_original.jpg
https://www.thesims3.com/sims3_asset/sims3_asset/media/shard000/shard000/610/199/019/00/screenshot_original.jpg
(same female with CC. Did not adjust features)
https://www.thesims3.com/sims3_asset/sims3_asset/media/shard000/shard000/621/199/019/00/screenshot_original.jpg