Expressway should indicate the lane speed. The maximum speed shall not exceed 120km, and the minimum speed shall not be less than 60km. Please check the expressway logo for details.
Expressway, Jiangmen of Guangzhong Mountain, referred to as expressway of Guangzhong River, formerly known as expressway of Fan Jiang, is a key interconnection project in Guangdong-Hong Kong-Macao Greater Bay Area.