The word pho is derived from the Cantonese word for "river noodle," which is sometimes simplified to "noodle" or "river" in Cantonese, and the two are used interchangeably, evolving into today's pho, which means Vietnamese noodles may have been brought to Vietnam by immigrants from Guangdong in the early 20th century. pho, suggesting that Vietnamese noodles may have been brought to Vietnam by Cantonese immigrants in the early 20th century.
There are two types of authentic Vietnamese river noodles, the most widely known "locomotive" is locally known as "Pho", flat river noodles, and one called "Bun", which is a thick round lemon noodle. The most widely known type is called "Pho", a flat noodle, and the other type is called "Bun", a thick round noodle, both of which are very common in Vietnam.
Historical background
Pho is not recorded in early literature. It is widely believed that pho was influenced by immigrants from Fujian and Guangdong in China and first appeared on the streets of Hanoi in the 1920s, and was introduced to Saigon in the 1950s. Because of Vietnam's history, the stereotyping of pho as a food was also influenced by China and France.
The ingredient, river vermicelli, undeniably comes from Guangzhou, and was introduced in the early 20th century when a large number of Cantonese people came to Hanoi to work. Before the French colonization, the Vietnamese, who were founded on agriculture, didn't eat beef, but were slowly influenced by French culture to accept it.
Reference: Baidu Encyclopedia-Vietnamese river noodle