[citation needed] The Beixi rises in the prefecture of Longyan; it flows east into the prefecture of Zhangzhou, where it merges with the Xixi to form the Jiulong.

The Xixi, almost as long, begins in Zhangzhou's rural Pinghe County.

The combined stream flows past the urban districts of Zhangzhou and Xiamen.

[3] Finally, it empties into Xiamen Bay on the Taiwan Strait.

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