China–Russia border

China–Russia border
The two countries' border signs at Manzhouli/Zabaykalsk
Characteristics
Entities Russia  China
Length4209.3 km
History
Established17th century, 1991
Multiple treaties, 1991 Sino-Soviet Border Agreement
Current shape2004
Complementary Agreement between China and Russia on the Eastern Section of the China–Russia Boundary
TreatiesTreaty of Nerchinsk, Treaty of Kyakhta (1727), Treaty of Aigun, Convention of Peking, Treaty of Tarbagatai
Chinese and Russian boundary markers

The Chinese–Russian border or the Sino-Russian border is the international border between China and Russia. After the final demarcation carried out in the early 2000s, it measures 4,209.3 kilometres (2,615.5 mi), and is the world's sixth-longest international border. According to the Russian border agency, as of October 1, 2013, there are more than 160 land border crossings between Russia and China, all of which are open 24 hours. There are crossing points established by the treaty including railway crossings, highway crossings, river crossing, and mostly ferry crossings.