Undated aerial photo shows the remains of graneries dating back about 4,000 years at 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