地块
3.South China (studying area) is composed of the Cathaysian block and the southeastern part of Yangtze block.
4.The Cathaysian block is more mobile in comparison with the Yangtze block.
5.The important evidence of plates collision of the granitoids are recorded between Qilian and North Qinlingin.
8.The northern border of North China massif is an important sector of goldfields in China.

