History of purple clay art in Ming and Qing Dynasties History of Sandu in Ming and Qing dynasties History of diplomatic system in Han and Tang dynasties History of pre-qin,qin and han dynasties History of pre-Qin, Qin and Han dynasties the study of tsa-tzu in Ming and Qing dynasties History of healthcare in Jiangnan area during Ming and Qing dynasties Brief history of Chinese fictions in the Ming and Qing dynasties History on painting in GuangDong of Ming and Qing dynasties History of social control thought in Qin and Han dynasties