Women's polo in Tang Dynasty originated from

Most scholars believe that it evolved from the ancient Tibetan language, and polo originated in Tibet. 1) Yao Wang, a famous Tibetan scholar, pointed out in his New Theory of Polo that polo originated in Tubo, which can be confirmed by the earliest Tibetan vocabulary "Translation of Names". This book, written in the eighth and ninth centuries, contains the word "Polo", which means that there is also the word "Polo" in Tibetan.