They carry posters with such slogans as "Don't abandon revolutionary faith though one may die!", "Let's develop all sectors by dint of science and technology!", "Let's make a big haul in the fighting spirit displayed by the People's Army in making a new history of big fish haul!" and "Let's fly higher the flag of the DPRK in international games!".

Meanwhile, the Bureau published an individual stamp calling on all the people to turn out in the forest restoration campaign and the one showing full-service ship Mujigae which was opened in October last year.