city, northeastern Zhejiang sheng (province), China. Ningbo ("Calm Waves") is situated in the low-lying coastal plain on the Yong River, some 16 miles (25 km) upstream from its mouth in Hangzhou Bay, at the confluence where two tributaries, the Yuyao and Fenghua rivers, join the main stream. Ningbo was from an early period itself a port, although the mouth of the river was masked by a mud bar. It has an outport, Zhenhai, on the western bank of the estuary, which originally had been a fishing port. Pop. (2000) city, 1,696,811; (2007 est.) urban agglom., 1,923,000.
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