Cathay language, the word Cathay was sometimes used for China, although increasingly only in a poetic sense, until the 19th century when it was completely replaced by "China". A person from Cathay (i.e., a Chinese person) was also written in English as a Cathayan or a Cataian. However the terms "China" and "Cathay" have histories of approximately equal length in English. The term is still used poetically. Cathay is more prevalent as proper noun in names, such as Cathay Pacific Airways or Cathay Hotel. The flagship airline of Hong Kong is called as such because the founders envisioned that one day,
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.