Left file photo shows women and children begging for their lives on the street before the cruel serfdom system in Tibet was ended in 1959. The upper right part photo taken by Li Xin on March 16, 2019 shows women sowing in Khesum Village, Nedong of Shannan City. The lower right photo taken by Purbu Zhaxi on Jan 20, 2019 shows a model of the Tibetan ethnic group walking on Barkor Street of Lhasa.