If you're a North Korean citizen trying to make an (underground) living in China, there's one event that will certainly bring you back home: election day in the DRPK, when many flood back into the country to have their votes counted whenever they are called.

Why? According to defector Mina Yoon, who left North Korea in 2011, elections function mainly as a means for the state to keep track of its population’s whereabouts and to keep track of defectors.