North Korea has successfully refloated a new destroyer that capsized upon launch last month, with state media reporting the damaged vessel will be moved to a dry dock in a different shipyard for repairs.

Full restoration of the North Korean navy destroyer is expected before a major communist party meeting later this month.

North Korea has launched a warship two weeks after it was damaged during an earlier launch attempt, in an incident that drew harsh criticism from the country's leader Kim Jong Un. The 5,000-tonne destroyer,