In the 1980s, along with China's reform and opening up policy and the implementation of the policy on freedom of religious belief, as well as with Tibetan Buddhist nunnery and meditation sites' restoration and reconstruction, the number of nuns has increased greatly, which constructed the history and memory of Tibetan nuns and nunnery in the group or individual form. This paper by the fieldwork on the nuns of the monasteries and meditation sites in Tibetan areas of the Yellow River basin, Amdo, has discussed the change and characteristics of the nunnery and meditation sites of Tibetan Buddhism in these areas.