据史书记载,明朝时,北京各业按其特点编为一百三十二行,如炒锅行、杂菜行、豆腐行等。其中直接为居民生活服务的在百行以上,卖大碗茶的属于蒸作行。据一九四○年出版的一本杂志记载,北京“九门八条大街之商 According to historical records, during the Ming Dynasty, Beijing’s various industries were compiled into 132 lines according to their characteristics, such as wok line, miscellaneous vegetables line, tofu line and so on. Which directly serve the residents living in a hundred or more, selling a large bowl of tea is a steaming line. According to a magazine published in 1940, Beijing’s “Nine Men and Eight Street Business.”