In A Grammar of Prinmi Picus Ding provides the first in-depth description of a Tibeto-Burman language spoken by the Pǔmǐ Nationality and the Zàng Nationality in southwest China. Prinmi is closely related to the extinct language of Tangut.

Picus S. Ding, Ph.D. (1998), Australian National University, teaches at the School of Humanities of the University of Hong Kong. His research and publications concern largely languages of China and languages in the Sinosphere, especially minority languages.