From then on, the tectonic movements of Shandong were ascribed to the subduction (north-west-trending) of Pacific plate under Eurasian.

• 由于太平洋板块对欧亚板块的俯冲(NW向)，鲁东地区岩石圈发生了快速拆沉减薄作用，同时鲁东地区也可能会出现地幔柱的活动；