Cathay known China under names similar to "Cathay", that country was known to the peoples of South-East Asia and India under names similar to "China" (cf. e.g. "Cina" in modern Malay). Meanwhile, in China itself, people usually referred to their nation state based on the name of the ruling dynasty, e.g. "Da Ming Guo" ("the kingdom of the Great Ming"), or as the "Middle Kingdom" ("Zhongguo" 中國); see also Names of China for details. When the Portuguese reached South-East Asia (Afonso de Albuquerque conquering Malacca in 1511) and the southern coast of China (Jorge Álvares reaching the Pearl River estuary in
Đại Cathay Đại Cathay Đại Cathay, whose real name was Lê Văn Đại was a notorious 1960s Saigon mobster, and was considered as the top or “number one” of the “Four Great Kings” of Saigon's criminal underworld before 1975. The Four Great Kings of the Saigon criminal underworld at the time referred to the four most powerful mobsters in the city, immortalized by the saying: 1st) Đại Cathay, 2nd) Huỳnh Tỳ, 3rd) Ngô Văn Cái, 4th) Ba Thế. Dai Cathay was born in 1940 as the son of Lê Văn Cự, who was a gangster in the market area of Cầu Muối.