The Yellow River or Huang He is the third longest river in Asia, after the Yangtze River and Yenisei River, and the sixth-longest river system in the world at the estimated length of 5,464 km. It is called the yellow river because of the loess.
The South China Sea is a marginal sea that is part of the Pacific Ocean, encompassing an area from the Karimata and Malacca Straits to the Strait of Taiwan of around 3,500,000 square kilometres (1,400,000 sq mi).
The East China Sea is a marginal sea east of China. The East China Sea is a part of the Pacific Ocean and covers an area of roughly 1,249,000 square kilometers.
The Yellow Sea is the name given to the northern part of the East China Sea, which is a marginal sea of the Pacific Ocean. It is located between mainland China and the Korean Peninsula.