尼布楚條約
The Treaty of Kyakhta (or Kiakhta) (, "Kjahtinskij dogovor"; , Xiao'erjing: بُلِيًاصِٿِ / ٿِاكْتُ تِيَوْيُؤ; , "Khiagtyn geree"), along with the Treaty of Nerchinsk (1689), regulated the relations between Imperial Russia and the Qing Empire of China until the mid-19th century. It was signed by Tulišen and Count Sava Lukich Raguzinskii-Vladislavich at the border city of Kyakhta on 23 August 1727.