Archaeologists work at an ancient tomb in Wen county of Jiaozuo city, Central China's Henan province, March 26, 2016. [Photo/VCG]

An ancient tomb complex has been excavated lately at a construction site in Wen county of Jiaozuo city, Central China's Henan province, according to the local bureau of cultural heritage.

It includes 17 tombs, ranging from China's Warring States Period (475-221 BC), the Western Han Dynasty (206 BC-AD 24), Song Dynasty (AD 420-479), to the Qing Dynasty (1644-1911).

A number of precious cultural relics, including porcelain, pottery figurines, and bronze mirrors have been unearthed from the tombs.

Archaeologists said the objects unearthed provide important materials to study the local social and economic status of people who lived there, burial customs, and folk culture.