THREE students have died after a gym collapsed in China. At least seven children were playing basketball in the two-storey building in the northeastern province of Heilongjiang went it caved in. Three students died after a gym collapsed in China Four youngsters were trapped underneath rubble as rescuers scrambled to help them on Monday evening. Authorities have confirmed three died, while a further two were injured, state news agency Xinhua reported. According to a local official, the collapse was linked to heavy snowfall that had battered the region. Cops have arrested the boss of the gym – but no further details have been give. The official cause had not yet been confirmed by authorities investigating the incident. It comes just months after another gym in the same province crumbled – leaving 11 people dead.