In the new plan, the position of the studied strata in the stratigraphic column of Late Precambrian of China shows an impotant relation between Sinian System and Qingbaikou System on the geologic and biologic evolution.

• 新方案中这些地层在我国晚前寒武纪地层柱中的位置，反应出了震旦系与青白口系的地史演化及生物演化间的重要关系。