China–North Korea border

China–North Korea border
Inscription stone marking the border between China and North Korea in Jilin
Characteristics
Entities China  North Korea
Length1,352 kilometers (840 mi)
History
Established9 September 1948
Democratic People's Republic of Korea established
Current shape20 March 1964
TreatiesProtocols on the Sino-Korean Border
Chinese and North Korean boundary markers

The China–North Korea border is an international border separating China and North Korea, extending from Korea Bay in the west to a tripoint with Russia in the east. The total length of the border is 1,352 kilometers (840 mi). The current border was created by two secret treaties signed between China and North Korea in 1962 and 1964.