North of East China Sea

the north of North China

coastal region of the East China Sea

coastal waters of the East China Sea

continental shelf basins of the East China Sea

Engineering Headquaters of the East China Sea Fleet

inner shelf of the East China Sea

Mesozoic basin of the East China Sea shelf basin

mud areas of the East China Sea

northern part of the East China Sea

outer continental shelf of the East China Sea

outer shelf of the East China Sea

southern waters of the East China Sea

spawning ground of the East China Sea

the shelf basin of the East China Sea

the shelf of the East China Sea

Xihu Sag of the East China Sea

A trip to the border area in the north of China

deep water basin in the north of the South China Sea