Pyongyang, May 7 (KCNA) -- The Jangrim Mine in the DPRK has fulfilled its daily production plan at 110 percent.

Its workers and technicians introduced valuable inventions to provide a guarantee for reducing the power load and increasing the mineral output.

After the laying of rails extending several hundred meters to raise the transport capacity, they made a new spring to increase the serviceable life of mine car bearings with their own efforts and technology.

The mine is boosting the production based on efficient drilling work and blasting methods, while improving the performance of equipment and raising their operation rate. -0-