HANGZHOU - A family of four died in a house fire in East China's Zhejiang province on Wednesday night, local authorities said Thursday.

The fire in a prefabricated house in Shatiantou village, Xiaoshan district, began around 10:30 pm and was put out soon, according to the district government.

The victims included a woman from Central China's Hubei province, her two daughters and her son, all underaged, according to government.

The cause of the fire is being investigated.