This photo shows
the North Korean Quanhe border station, at the Chinese border
to Wonjong. 42°34'02" N 130°31'06" E.
North Korea shares a 1416 km boundary
with China (CNKP) in north, a 19 km with Russia (KPRU) in northeast and a 238 km not
demarcated but de facto border with South Korea (KPKR) in south. There
is also one tripoint line where the borders of China and Russia meet
with the North Korean border (CNKPRU).