The work was supported by the National Key Research and Development Program of China(No.2016YFC0601002);Frontier Basic Research Program of PetroChina Research Institute of Petroleum Exploration and Development(No.2015yj-09).
The Meso-Neoproterozoic strata are wildly distributed in North China Craton(NCC),of which Changchengian strata are most widely developed.Taking Changchengian strata in south margin of NCC as the study object,and combi...