I don't think the two in the middle are even females.
At least Liao Mengxue (廖夢雪) on the left has a pretty prominent Adam's apple, even though Tong Zenghuan (童增煥) also has a large larynx like a male:
[img] https://s167.daydaynews.cc/?url=http%3A%2F%2Finews.gtimg.com%2Fnewsapp_bt%2F0%2F11573779127%2F1000 [/img]
1624555670007-png.2655776 (600×479) (lipstickalley.com)