What are the two major river sistems in china that flow from west to pacific ocean?

- Length: 6,300 kilometers (3,915 miles)

- Basin area: 1,808,500 square kilometers (698,265 square miles)

- Source: Geladandong Peak in the Tanggula Mountains, Qinghai Province

- Mouth: Shanghai, where it empties into the East China Sea

Yellow River:

- Length: 5,464 kilometers (3,395 miles)

- Basin area: 752,000 square kilometers (290,348 square miles)

- Source: Bayankala Mountains in Qinghai Province

- Mouth: Bohai Gulf, where it empties into the Yellow Sea