In recognition of its maintaining close ties with the Central Plains,the Tang Dynasty conferred an official title on the ruling clan of Yutian,which then changed its surname from Yuchi to Li,the surname of the Tang ruling house.

• 唐朝以后，于阗尉迟王族执政，与中原地区往来密切，因曾受过唐朝册封而自称李姓。