The word "famous brand" is a popular marketing term in China after 1990s, and it is the product of market economy. Different from many other marketing terms directly translated from the west, there is no direct equivalent word for famous brands in English. The word with similar meaning is "established brand", which means "established brand" or "mature brand".
There is a famous saying in the marketing field: "If a company loses all its product-related assets in a natural disaster, it will easily raise enough funds to rebuild its factory.
On the contrary, if all consumers suddenly lose their memory and forget everything related to Coca-Cola, then the company will go bankrupt. "This sentence reveals the truth that the value of the Coca-Cola brand comes from everything about Coca-Cola in consumers' memory, not anything else.