Both the Shang Dynasty and the Xia Dynasty were located along what river?

The Shang dynasty (Chinese: 商朝; pinyin: Shāng cháo) or Yin dynasty (Chinese: 殷代; pinyin: Yīn dài), according to traditional historiography, ruled in the Yellow River valley in the second millennium BC, succeeding the Xia dynasty and followed by the Zhou dynasty.

They were both located along the yellow river.