Three middle school students killed in roof collapse of gymnasium in Heilongjiang, China... Another child casualty - Chinese report

Three middle school students were killed when the roof of a gymnasium collapsed in China's Heilongjiang province. Around 6 pm (local time) on the 6th, seven junior high school students went to Kannan Prefecture, Jamsu City, Heilongjiang Province.
I visited the gymnasium of a sports club in . Seven people were playing basketball when the roof of the gymnasium suddenly collapsed around 7:20 p.m.
The seven junior high school students were the only ones inside the gymnasium at the time of the accident, and while three were able to escape on their own, four were trapped.
Of the three people who escaped first, two were uninjured, and one was injured and was taken to a hospital for treatment. Around 7:50 p.m., one of the four people trapped was rescued.
He was taken to the hospital. The remaining three people were rescued one after another, but they were later confirmed dead at the hospital. Two people are currently hospitalized and receiving treatment, but neither of them have life-threatening injuries.
Police have detained the person responsible for managing the gymnasium and are currently investigating the cause of the accident. At the time of the accident, a heavy snow warning had been issued in the area, and it was suspected that the roof collapse was caused by the snow.
voices are also rising. In Heilongjiang Province, the roof of a junior high school gymnasium in Qiqihar city collapsed in July, killing 11 people, including the students who were caught in it.