Old Shanghai refers to Shanghai, which was a "ten-mile foreign market" and "the largest city in the Far East" in the 1920s and 1930s. Shanghai is an immigrant city, which developed from concessions (Huangpu, Jing 'an, Hongkou and Yangpu are mainly British and American public concessions, Changning is a cross-border road-building area of public concessions, and Luwan and Xuhui are mainly French concessions). The first British Concession was established in Huangpu Beach, a wasteland outside the East Gate of Shanghai County, which was later called the Bund. So old Shanghai is also called Shanghai Beach.

It should be said that it is appropriate to call Shanghai a beach.

"Beach, the water is dry." It is usually a flat land deposited by rivers, oceans and lakes. Among them, those formed in the sea of people due to the impact of rivers or waves are called "beaches", "beaches" or "tidal flats". Obviously, it is very accurate and meaningful to call Shanghai a "beach". Geographically speaking, Shanghai is such a beach that was born in the Yangtze River estuary. Culturally speaking, Shanghai is the product of the impact and accumulation of two major cultural waves in China and the West. Shanghai, the beach, of course.