G9221 Hangzhou–Ningbo Expressway

Hangzhou–Ningbo Expressway
Hangzhou–Ningbo Expressway
杭州－宁波高速公路
Hangyong Expressway; 杭甬高速
Route information
	Auxiliary route of G92
Length	161 km (100 mi)
Major junctions
West end	Nanyang IC of Hongshiwuxian Road, at Xiaoshan District, Hangzhou
	Sutai Expressway at Xiaoshan District, Hangzhou; G1522 at Yuecheng District, Shaoxing; Ciyu Expressway at Yuyao, Ningbo; G15, concurrent at Cixi, Ningbo; G9211 at Zhenhai District, Ningbo;
East end	Yantian Avenue, at Beilun District, Ningbo (when complete)
Location
Country	China
Highway system
	National Trunk Highway System; Primary; Auxiliary; National Highways; Transport in China;

The Hangzhou−Ningbo Expressway (simplified Chinese: 杭州−宁波高速公路; traditional Chinese: 杭州−寧波高速公路), commonly referred to as Hangyong Expressway (Chinese: 杭甬高速) or Hangshaoyong Expressway (Chinese: 杭绍甬高速), is an expressway in Zhejiang, China which links from Hangzhou, through Shaoxing to Ningbo. Its length is 161 km. In the National Trunk Highway System (NTHS) in China, the number of this highway is G9221. It was planned in Zhejiang provincial expressway system as S17 west of Andong junction, and S18 east of Fuhai junction, before introducing in NTHS.

Construction of G9221 started on 26 June 2017. As of January 2024, Hangzhou & Shaoxing sections, as well as phase 1 of Ningbo section are completed and opened for traffic, the rest (phase 2 and 3) of Ningbo section will be completed in 2026~2027. There are plans to promote the maximum speed limit of G9221 to 150 km/h once completed.