Winter day early in 1986, Gansu Provincial Cultural Relics and Archeologyxie jun yi experts and technicianschen shan qin , the end of that day in the Township to investigate the origin of ancient animal fossils of the work of the afternoon when the return of lock Zhen, discarded automobile roads, walk along the Goudi, in order to search for fossil clues .zhi gou from time to time on both sides of their depth, when the stop-go, always interested, always pay attention to, look for outcrops to observe the profile.

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