Six Chinese university students drown during educational visit to mining site

beijing: six students from a chinese university drowned after falling into an industrial tank during an educational visit to a mining site operated by china's state-owned gold producer, official media reported.the students from northeastern university fell into a flotation cell while touring a copper-molybdenum ore-dressing plant in north china's inner mongolia autonomous region on wednesday, state-run xinhua news agency said.the plant is run by a mining subsidiary of china national gold group co ltd in hulunbuir.all six students were retrieved from the tank but were later declared dead by medical personnel, the report said.a teacher accompanying the group sustained injuries in the incident.