Nyingchi, also known as Linzhi or Nyingtri, is a prefecture-level city in the southeast of the Tibet Autonomous Region in China. The administrati…Nyingchi, also known as Linzhi or Nyingtri, is a prefecture-level city in the southeast of the Tibet Autonomous Region in China. The administrative seat of Nyingchi is Bayi District. Nyingchi is the location of Buchu Monastery.