The sky is as green as the sea, the clouds are like whales, and the old man with gray hair looks at the big locust tree that rises to the sky. His eyes are full of tears, and his feelings of homesickness overflow.

The beginning of all this can be traced back to Hongwu three years to Yongle 15 years, lasting about 50 years of official migration, after 600 years of migration, big locust tree immigrant descendants luxuriant, the same root growth, long history.
After a period of conversation, the old man surnamed Zhang came to Hongdong big pagoda tree from Hangzhou, Zhejiang Province, alone. When asked why, the old man eased his excitement and said, "When I was young, I often heard the elders say that we migrated from the big locust tree, and we are all the descendants of the big locust tree immigrants." At that time, I did not understand what it meant, and I was very confused about why I wanted to pursue a seemingly non-existent place. Only later did I know that my grandfather's grandfather's grandfather separated from his relatives under this big pagoda tree and set foot on the road of no return alone." After saying that the old man left alone, in the sunset, the old man's back appeared more and more stooped, especially dignified as if telling the story of the years.

Professor Ge Jianxiong said: "Without the history of immigration, there is no complete Chinese history, nor is there a complete economic history, population history, territorial history, cultural history, local development history, national history, and social history." The big Pagoda Tree migration in the Ming Dynasty is an official migration with the largest scale, the widest scope, the longest span and the largest number of people involved in Chinese immigration history.
Water has a source, trees have roots, people have blood relatives, the big pagoda tree can be called to undertake the family, shade the community of the ageless root. Searching for the roots, tracing back to the source, anecdotes related to the big locust tree contin