Seven people have been killed in a factory fire in Jiangsu province.

The blaze broke out in the Tiantianrun Textile & Technology Co., Ltd. in the city of Wuxi at about 6.30pm on Monday.

Authorities there are investigating the cause of the tragedy.

Tiantianrun Textile & Technology is a big yarn manufacturer selling products in both domestic market and overseas.

Separately, seven people were killed in a fire that engulfed a single-storey, steel-structured house in Zhaozhou County in Heilongjiang province.

An investigation into the cause of the blaze is underway. (Reporting by Xinhua)