Gender Vision of the Local Chronicles of Northern China in the Times of the Republic of China

Theory on the Activity in Resisting Japanese Invasion and Saving the Nation from Extinction by the National Party of the Local Headquarter in North China after the Incident of Spet.18th;

The category differentiation of gold deposits in eastern sector of the north fringe of North China Platform and the basic features of the gold deposits originated in different eras;

Sequence stratigraphy of the Late Cambrian strata on the North China platform and the correlation of the sea-level changes with the North America platform;

The Brachiopod Indicator on the Permo-Carboniferous Boundary in the North China Platform;

Hydrocarbon Potential of Paleozoic Marine Sequence in Northern China;

Water resource crisis and the way overcoming it in Northern China.;

Investigation of Type Selection of Medium Speed Pulverizer Used in Thermal Power Plants in Northern China;