Zaolinzhuang immigrants include locust tree immigrants from Hong Tong.

"Zaolinzhuang" is generally called "Zaolinzhuang". According to the research of Professor Cao of Fudan University, its specific location is in Anqiufu Village, Yanzhou, Shandong Province.

Zaolinzhuang in Shandong, like Sophora japonica in Shanxi, is a famous "immigration distribution center", and the main time for emigration is the early Ming Dynasty and Hongwu period.