Tea Culture and Popular Customs in Guangdong during the Qing Dynasty;

Lianghuai Salt-Merchants and Yangzhou Diet in the Qing Dynasty;

The Socio-spatial Structure of Guangzhou in the Qing Dynasty;

Reconstruction of Series in Later or Earlier Starting Date of Rainy Season in Yunnan Province and Evolvement of Summer Monsoon in Qing Period;

There were almost 4000 items about precipitation,disasters and harvest of Kunming in the archives of the Qing period.

A preliminary study on the relationship between the human behavior and environment in Qinling-Daba mountain region of southern Shaanxi in Qing Dynasty;

The Natural Disasters' Study of Hehuang Areas in Qing Dynasty;