Source history:
Turtle son has a long history. When Chengdu was built in the late Qin Dynasty, sand and pebbles were everywhere, and the walls that had been repaired several times fell down. Later, a chitose tortoise climbed out, and people repaired the wall along the route that the tortoise climbed out. Finally, it was fixed, and it never fell back. People in the street began to rumor that people here are descendants of turtles, which collectively mean longevity, good fortune and good fortune. Due to the misunderstanding of Sichuan, turtle son slowly
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