Cathay as "Cathay" (in a number of spelling variants) as well. The name occurs in the writings of Giovanni da Pian del Carpine (c. 1180–1252) (as "Kitaia"), William of Rubruck (c. 1220–c. 1293) (as "Cataya" or "Cathaia"). Rashid-al-Din Hamadani, ibn Battuta, Marco Polo all were referring to Northern China as Cathay, while Southern China, ruled by the Song dynasty, was "Mangi", "Manzi", "Chin", or "Sin". The word "Manzi" (蠻子) or "Mangi" is a derogatory term in Chinese meaning "barbarians of the south" ("Man" was used to describe unsinicised Southern China in its earlier periods), and would therefore not have been used
Đại Cathay and swallow a live cockroach in front of his crew, which Cathay vomited in disgust. Despite that, he still would not incriminate his fellow brothers and sisters. In face of such stubbornness, the police sent Đại to the Thủ Đức Juvenile Reformatory. These reformatory facilities’ sole purpose however was to house kids until they became old enough to be conscripted into the military, earning them a reputation as a "birthplace of thugs". It was in these halls that Cathay later befriended some of his later comrades that would assist him during his reign of Saigon. After leaving the reformatory, Cathay