As of the end of 2015, Guangdong province has the largest highway network in China. The region is now connected by a total of 216,000 kilometers of highway, including 7,021 kilometers of expressways, a 12 percent increase year on year. All of Guangdong's 67 cities and counties are well connected by expressways.
Travelers can also easily drive to Hong Kong and Macao Special Administrative Regions and the provinces bordering Guangdong using the region's 19 expressways. The capitals of Guangdong's neighboring provinces can all be reached within 10 hours.
In 2015, road freight in Guangdong province reached 2.80 billion metric tons, an 8.9 percent rise on the previous year. A total of 1.68 billion road journeys were made inside the province in 2015, up 8.6 percent year on year.
The Humen Second Bridge is currently under construction by the Guangzhou Provincial Expressway Group, which will be 13 kilometers long with an eight-lane highway running across it. When completed, it will be the widest steel-box-girder suspension bridge in the world.