The East China Sea is a marginal sea east of China. It is a part of the Pacific Ocean and covers an area of 1,249,000 km². In China, the sea is called the East Seawiki
Ask Vietnam people where the East Sea is, probably they will answer, it is the South China Sea.
Southern Vietnam has the Mekong River, which originates in China, and flows through Laos and Cambodia before entering Vietnam. In Vietnam, the river splits into nine tributaries before flowing into the East SeaVN Embassy
In Vietnam, it is called the Eastern Sea (Biển Đông)wiki
Ask Korean people where the East Sea is, probably they will answer it is the sea of Japan......No? Or was it the sea of peace, or Corean Sea?