Pyongyang, September 27 (KCNA) -- According to Rodong Sinmun, officials and technicians of the Central Geophysical Prospecting Group have developed new-type geophysical prospecting instrument to improve the prospecting of nonferrous metal minerals.

It is said that the instrument is greatly conducive to bringing light to an ore body at the depth of hundreds of meters, one of the knotty problems at mines.

As the trial field operation of the instrument proved its high prospecting accuracy, it is attracting the great interest of experts. -0-