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Hangzhou Bay

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Hangzhou Bay is a funnel-shaped inlet of the East China Sea, bordered by Zhejiang Province and the municipality of Shanghai. It is internationally famous for the Qiantang River tidal bore, a natural phenomenon where a wall of water up to 9 meters high rushes upstream during high tide. The bay serves as a vital economic artery within the Yangtze River Delta, one of China's most productive industrial regions. The completion of the 36-kilometer-long Hangzhou Bay Bridge in 2008 significantly improved regional logistics by cutting travel time between Shanghai and Ningbo. Geographically, the bay is characterized by shallow waters and extensive tidal flats formed by heavy sedimentation from the Yangtze and Qiantang rivers. Historically, the area has been a maritime gateway for centuries, supporting ancient trade routes and traditional fishing industries. Modern development has transformed the coastline into a dense cluster of industrial parks and high-tech zones, making it a cornerstone of Eastern China's contemporary economic infrastructure.
- Location: China
- Nearby: Dingqiao (41 km)
📋 Practical info
Geography
Facts
- The Hangzhou Bay Bridge is 36 km long and was opened to the public in May 2008.
- The Qiantang River tidal bore can travel at speeds of up to 40 kilometers per hour.
- The bay's average water depth is between 8 and 10 meters due to heavy silting.
- The Zhoushan Archipelago at the bay's entrance is the largest in China.
- The maximum height of the tidal bore recorded at the river mouth is about 9 meters.
- The bay connects the major port cities of Shanghai, Ningbo, and Jiaxing.
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Frequently asked questions
Where is Hangzhou Bay located?
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Hangzhou Bay: where is it located?
Hangzhou Bay: why is it worth visiting?

















