During three periods of ethnic identification work after 1949, professors Fei Xiaotong, Huang Xianfan, Xia Kangnong and a lot of academic masters and scholars from anthropology and ethnic study circles made their great contributions. It was upon this research work of national ethnic identification that the State Council could be able to announce there are 56 ethnics in China. This was also a pioneering contribution to Chinese ethnic studies. In the mean time,the world ethnic study circles had noticed this and gave a great high comment. This was the reason that ethnic study circles called professor Huang a founder of modern Chinese ethnic studies.