China toughens border security and cracks down on N. Korean defectors stocking 0 25 2021.09.03 13:32 https://youtu.be/9-3XFHyyPIY + 1 中, 포상금까지 내걸고 탈북자 단속...북한에 무슨 일? It's now become a lot more difficult for North Korean defectors to cross the border into China. China has laid ...