Cluster of ancient grain barns unearthed in central China

ZHENGZHOU, Dec. 9 (Xinhua) -- Archaeologists have found a cluster of grain barns dating back more than 6,000 years in central China's Henan Province.

The foundations of 16 grain barns have been excavated in the Huangshan ruins in the city of Nanyang, and traced back to the mid-late period of the Yangshao culture, according to the Henan Provincial Institute of Cultural Heritage and Archaeology.

The Yangsha