Study of foreign cultures in Han dynasty 并列题名：Study of foreign cultures in Han dynasty Study of foreign tributary system in the Tang dynasty Study on Ladies make-up culture in Tang dynasty Study of group poems in Yuan dynasty Study of urban security in the Han dynasty 并列题名：Study of foreign tributary system in the Tang dynasty a study of military rites in tang dynasty Study of the Yuefu and Geshi in Han dynasty Study on the literature of Chen dynasty