The undated file photo shows a relic unearthed from the Chaizhuang site in Jiyuan, central China's Henan Province.

Archaeologists have discovered human bones in kneeling position in a sacrificial pit of ruins dating back to the late Shang Dynasty (1600 BC-1046 BC) in central China's Henan Province, which proves a glyph in oracle bone inscription of the burial. (Photos: Xinhua)

In the excavation of the Chaizhuang site in Jiyuan, archaeologists found a large number of tombs of the late Shang Dynasty, providing evidence for the study of ancient social and ritual customs.

The undated file photo shows a stove unearthed from the Chaizhuang site in Jiyuan, central China's Henan Province.