There is no movement into or out of the country because North Koreans cant leave the country and most people cant enter either unless they have special permission.

North Korea gets most (85%) of its imports from China, followed by India, Russia, Thailand, Philippines and Mexico. Its main imports are energy and fuel, as North Korea runs dangerously low on energy sources. Other imports are machinery, vehicles, knit apparel and plastic among many others things. Its total imports are about $3.47 billion.

North Korea main country for exports in China with 83% of all its exports. It exports to other countries such as India, Pakistan, and others. Its main exports are energy and fuels,  ores, slag, ash, woven apparel, iron and steel, fish and seafood among many other things. Its total exports are about $2.83 billion.

North Korea does have public transportation and is mostly subways and trolleys. biking, trains, and cars are also very common in North Korea. Flights are rare since most cant afford to fly and the country isn’t very large.