history

The relics on Cho Island in the city of Rason date back to the Bronze Age and the beginning of the Iron Age.

They are on a hill of northwestern seashore on Cho Island in the waters off Rajin Bay.

They include such stone implements as an axe, arrowhead and javelin, many other relics including a bone awl and chisel, bronze bell, a disc weighing machine, ring, other ornaments, iron pieces and lumps of melted and coagulated iron, earthenware, human, animal and fish bones, shell and others.