In ancient times, social strata were divided into nine levels according to their rank, which actually meant' upper, middle and lower'. Later, with the complexity of social division of labor, the saying of "upper nine streams, middle nine streams and lower nine streams" was derived.
Shangjiuliu: First-class Buddha (Sakyamuni), second-rate immortal (Yuanshi Tianzun, Taishanglaojun, Eight Immortals, etc.), third-rate emperor (real dragon emperor, feudal emperor), fourth-rate official (big and small official), fifth-rate cooking pot (winery, once the largest manufacturer in feudal times), sixth-rate pawn (pawn shop), seven merchants (manor owner) This statement seems to be influenced by the pastoral taste of Taoism.
Among them, there are nine streams: first-rate practitioners (juries), second-rate doctors (doctors, practitioners, doctors, pharmacy doctors), third-rate geomantic omen (Mr. Feng Shui, Mr. Yin Yang), fourth-rate batches (eight characters, fortune tellers), fifth-rate painters (calligraphy and painting), sixth-rate physiognomists (fortune tellers) and seven monks (fortune tellers) Symbolic literati)
First-rate witches (southern wizards who draw spells to attract gods to exorcise ghosts), second-rate prostitutes (prostitutes in the Ming Dynasty and prostitutes in the dark), third-rate gods (witches possessed by immortals who cure diseases by dancing), fourth-rate bangers (bellmen), five-shaved hairdressers (hairdressers who travel around), six-player (trumpeter and trumpeter) and seven-player.
The figures pointed out in these schools are the general names or general terms of all walks of life. It also includes various small industries in this industry. In ancient times, society was divided into various classes. What needs to be explained is that this classification method of dividing people into one level in that feudal era was the dregs of feudal thought, even in ancient times, it was just a common culture and was not respected by the mainstream literati class. Nowadays, everyone is equal, there is no distinction between high and low.