Haiyuan County

The circle Haiyuan (海原 县Hǎiyuán Xiàn ) is a district of the prefecture-level city of Zhongwei Ningxia Autonomous Region in the People's Republic of China. It has an area of 6899 km ² and counted 370 734 inhabitants in 1999 ..

The Caiyuan - site ( Caiyuan Yizhi菜园 遗址) Caiyuan the Neolithic culture is since 2006 on the list of monuments of the People's Republic of China ( 6-214 ).