"Niu Huanxi" simply means the reproductive organs of the cow. In some places, it is also called the second sister Niu.

In Guangxi, cooking methods vary from place to place. The most common thing is to put it, beef and beef offal into a hot pot when eating a whole beef feast. It is very common in Yulin. It is also used in Baise, Liuzhou, Guilin and other areas to cook, and it is also used in cooking. It is regarded as high-end hospitality cuisine.

Guangdong’s food culture is extensive and profound. Because not every Cantonese will eat those "weird" things, but these foods do exist in Cantonese cooking. The reason why people eat is not only to fill their stomachs, but also to help the eater build and perpetuate the culture in which they live and to demonstrate the social hierarchy in that culture.