Hangzhou Bay Bridge is the longest bridge under construction in the world. Located in the Yangtze River Delta, the Bridge is the most dynamic and economically developed area in China. The project started construction in an all-round way at the end of 2003, and is expected to be completed by the end of 2008 and open to traffic in 2009.

The construction of Hangzhou Bay Bridge is of far-reaching strategic significance to the economic and social development of Hangzhou Bay. The bridge is a convenient passage for the national trunk line to cross Hangzhou Bay on the same third line, starting from Zheng Jiali, Haiyan and Jiaxing in the north, crossing the wide sea area of Hangzhou Bay and ending at Shuilu Bay in Cixi, Ningbo, with a total length of 36 kilometers. After the completion of Hangzhou Bay Bridge, the land distance between Ningbo and Shanghai will be shortened by more than120km.

The construction of Hangzhou Bay Bridge is of great significance to Zhejiang Province.

1, which is beneficial for the cities in Hangzhou Bay to actively connect with Shanghai, expand opening up, promote cooperation and exchanges in the Yangtze River Delta, improve the level of Zhejiang's opening up, and enhance its comprehensive strength and international competitiveness;

2. It is conducive to improving the regional highway layout and national trunk lines in the Yangtze River Delta and alleviating the traffic pressure in Shanghai, Hangzhou, Ningbo and expressway;

3. It is conducive to transforming Ningbo's transportation hub into a transportation hub, improving Ningbo's urban pattern and implementing the regional development strategy around Hangzhou Bay.

4. It is conducive to promoting the development of tourism in Jiangsu, Zhejiang and Shanghai.