There are abundant oil and gas resources in China East Sea, so this area has great amplitude development future.

东海蕴藏着丰富的油气资源，具有广阔的开发前景。

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Located in China, the Yangtze River is 3,917 miles long and flows into the East China Sea.

长江位于中国，全长3917英里，流入中国东海。

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The Changjiang River empties into the East China Sea.

长江注入东海。

《新英汉大辞典》

Influenced by the writings of Fernand Braudel and Immanuel Wallerstein (historians who helped establish a tradition of global comparative history), large numbers of Japanese intellectuals are beginning to realise that a global economic system existed in the areas around the Indian Ocean, the Arabic Sea, the South China Sea, and the East China Sea long before the westernisation of the world.

ECONOMIST: The once and future boom

China has called off a scheduled round of talks with Japan over the exploitation of gasfields under the East China Sea.

ECONOMIST: China and Japan: Getting their goat | The

Beijing also offered help to its neighbor acrosss from the East China Sea.

FORBES: Russia to Boost Energy Supplies to Japan After Quake-Ria Novosti