Four people were killed and one injured when a building collapsed in Tongling of East China's Anhui province early Tuesday morning, according to the local government.

Part of a residential building caved in at about 1:40 pm on Monday afternoon in Datong township of the city's Jiaoqu district, and left five people missing.

Among them, a 12-year-old girl was alive and was rushed to hospital for treatment, said the district government in a statement on Tuesday morning.

All the missing people were found by around 1:28 am Tuesday when the search and rescue operation ended.

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Among them, a 12-year-old girl was alive and was rushed to hospital for treatment, said the district government in a statement on Tuesday morning.

"The building, built in around 2001, was five-story tall and had 10 apartments, and half of them collapsed," said Liu Wu, head of the city's emergency management bureau.

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Investigation into the incident was underway, said the city government.