Aodu, or Bodu, (present-day Zhengzhou, or Cheng-chou, …
Years: 1485BCE - 1342BCE
Aodu, or Bodu, (present-day Zhengzhou, or Cheng-chou, located in the Yellow River valley), one of the earliest known Bronze Age sites in China, has served as the capital of the Shang dynasty from about 1500 BCE, by which time Chinese engineers are using open caissons to sink shallow walls in unstable soil.
