THE DIFFERENCE BETWEEN NORTH CHINA AND SOUTH CHINA WITH THEIR DEFINITION AS CRUST BLOCKS

The north China block is bordered on the north by the Yin Shan, on the west by the Helan Shan, on the south by the Qin Ling-Dabie Shan, and to the east by the sea. The south China block is bordered on the north by the Daba Shan (Qin Ling)-Dabie Shah, on the west by the Longmen Shan-Daliang Shan, on the southwest by the great fault along the Red River, and to the east and southeast by the sea.The topography of the north is simple and even, like a two-staged terrace higher in the west. Though that of the south is also higher in the west, it is very uneven with aboundant lower and middle mountains and hills. The Qin Ling-Dabie Shan is a narrow belt with the