the part of northern margin of North China platform
northern margin of the North China platform
southern margin of the North China platform
Western part of the northern margin of the North China Platform
north margin of North China platform
the north margin of North China platform
Northern margin of North China Craton
northern margin of North China landmass
the northern margin of North China Block
north margin of North China Plate
the middele north margin of North China Block
the middle north margin of North China craton
northern North China Platform
southern margin of North China Craton
tectonic belt of northern margin of Yunkai block
structural belt of north margin of Caidam basin
norther mangin of North China platform
the north of North China
continent of northern China and adjacent areas