I'm sure there are other occupation with the same thing. There are too many Fillipino in Nurse career I don't see any body saying to diversify it. There are tons of Vietnamese in nails, my uncle and mother included. I don't see people saying that there should be other race within such jobs. You can argue that it's not a great jobs but what about nursing?
We can encourage more women and minority within a field which is fine. But to make it seems like a problem is a problem. Because of this people such as women will use this as an excuse. Look at the CEO of Reddit, she used this and sexism as an excuse.
So before we jump the gun and say such thing such as racist and sexist, we should carefully find the cause and not jump the gun. We do not know if this is intentional or an unintentional the consequences of culture.
I mean hell there's a lot of Asian going to university and a lot of less other color such as Black. Is it because Asian are racist against other races? No, it's culture and the Pew report for Asian Americans have backed this up. That Asian American parent believe an education is important.