Undated aerial photo shows a general view of the Shizhuang Site in Huaiyang District of Zhoukou, central China's Henan Province. (Henan Provincial Institute of Cultural Heritage and Archaeology/Handout via Xinhua)
4,000-yr-old granaries found in central China
Source: Xinhua| 2020-11-25 16:45:01|Editor: huaxia
