本片是赵晔在大学时下乡写生时期的地点所拍摄，山西的庞泉沟一带。
While in college, Zhao Ye spent some time sketching in the countryside of Pang Quan Gou in Shanxi, where he produced this film.
结论山西省庞泉沟自然保护区有瓣蝇类的区系特征是以古北界区系成分为主。
Conclusion The Calyptratae fauna in Pangquangou Nature Reserve of Shanxi province was mostly palaearctic.
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