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