G40 Shanghai–Xi'an Expressway

The Shanghai–Xi'an Expressway, designated as G40 and commonly referred to as the Hushaan Expressway is an expressway that connects the cities of Shanghai and Xi'an, Shaanxi. It is 1490 km in length.

The expressway was completed after Chongqi Bridge opened to commercial traffic on December 24, 2011.

The expressway uses the Shanghai Yangtze River Tunnel and Bridge and the Chongqi Bridge, to cross the Yangtze River north of Shanghai.

The expressway passes through the following cities:
 * Shanghai
 * Nantong, Jiangsu
 * Yangzhou, Jiangsu
 * Nanjing, Jiangsu
 * Hefei, Anhui
 * Lu'an, Anhui
 * Xinyang, Henan
 * Nanyang, Henan
 * Shangzhou District, Shangluo, Shaanxi
 * Xi'an, Shaanxi