Four Tibetans, Tarey Kyi, Samlha, Ratna Dhargay and Lukyi, have been beaten up by Chinese authorities for refusing to sell their land in Zamthang County in Ngaba in the Tibet Autonomous Prefecture. Samlha is said to be in critical condition. They were ordered them to sell their land for government or business development projects and threatened with confiscation of the land if they refused.