Studies on developmental features of theories of syndrome differentiation of zang-fu viscera in Qin and Han Dynasties;

Migration of Qiang People and Their Social and Economic Changes in Qin and Han Dynasties;

The Development of Marine Traffic in Sontheast China Dwring the Qin and Han Dynasties;

Shaanxi Transportation Development and Cultural Propagation in Qin and Han Dynasty;

Research on the Idea of Agricultural Disaster Reduction and Famine Relief in Qin and Han Dynasty;

Issues of Historical Geography in Regions South of the Five Ridges in Qin and Han Dynasty;

Southward Migration and The Economic Effect During Qin-Han Dynasties;

In Qin-Han dynasties the land exploitation was closely related to the flood of Yellow River.

In Qin-Han Dynasties,Frequent fluctuations in grain prices,plus or minus a larger,far more than volatility during the period of stability,especially at the turn of the Qin and Han Dynasties,and the Han Dynasty,is the end of the Eastern Han Dynasty period of soaring grain prices.

From uncivilized State to civilized Society:The Transportation and Yue Nationality of Lingnan in the Qin and Han Dynasties;

Comment on the Ethnic Interactivities during the Qin and Han Dynasties;

The guiding principle,war plan,command characteristics,and tactics plan expressed in the typical strategic plans such as Reply Between the Guests,Reply in Hanzhong and so on in the Qin and Han Dynasties embody the following features in the process of making the strategic plan.

Women education is valued in the Qin-Han period.

Qin-Han period was a time of feudal unity in China and all the uniform measures and the setting up of traffic network made it advantageous for the postal system to further develop and to be perfect.