Sixteen Prefectures
Yan Yun Shiliu Zhou
Sixteen historical regions in northern China (current day Beijing, Tianjin, Shanxi and northern part of Heibei province) during the Five Dynasties to Song dynasty period.
Sixteen historical regions in northern China (current day Beijing, Tianjin, Shanxi and northern part of Heibei province) during the Five Dynasties to Song dynasty period.
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