Where does Baotou dialect come from?

Baotou dialect is divided into several categories. There are several immigrants in Baotou: first, people who went to Xikou first developed Baotou and spoke Hequ dialect in Shanxi, which gradually evolved into the earliest Baotou dialect; Second, Northeast Dialect: Workers who immigrated from Baotou Steel Northeast have formed the official language of Northeast China after long-term settlement, and it is also a kind of Baotou Dialect; Three, Qingshan dialect: that is, Tianjin Beijing dialect is the main dialect. Four: Mongolian dialect