The Pukchang Area Youth Coal Mining Complex is concentrating efforts and means on stepping up the development of a new section with rich deposits and favorable mining condition.

The Samrok Coal Mine under the Kaechon Area Coal Mining Complex has pushed ahead with exploration tunneling.

It has increased the speed of driving cycle by raising the utilization rate of equipment and introducing advanced blasting methods.

Similar successes have been witnessed at the Thaesan Coal Mine and the Ryongbuk Youth Coal Mine under the Kyongwon Area Coal Mining Complex and at the Anju Area Coal Mining Complex.