Zhao Rukuo[1][2] (simplified Chinese: 赵汝适; traditional Chinese: 趙汝适; pinyin: Zhào Rǔkuò; 1170–1231), also romanised as Zhao Rugua,[3] Chau Ju-kua,[4] or misread as Zhao Rushi,[5] was a Chinese government official and writer during the Song dynasty. He wrote a two-volume book titled Zhu Fan Zhi. The book deals with the world known to the Chinese in the twelfth and thirteenth centuries;[6] the first volume is a list of foreign places with descriptions of each place and the customs of its local people.[7] The second volume is a catalog of trade goods.