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 Study of the Yuefu and Geshi in Han dynasty Study on the literature of Chen dynasty Study of steles theories in the qing dynasty