Zhejiang:

Islam arrived 1,400 years ago in Zhejiang. Today Islam is practiced by a small number of people including virtually all the Hui Chinese living in Zhejiang. Another religion present in the province is She shamanism (practiced by She ethnic minority).

Please answer a question about this article. If the question is unanswerable, say "unanswerable".  What religion left Zhejiang 1,400 years ago?
unanswerable