6. China National Highway 010
Length of highway: 3,541 miles (5,700 kilometers)
The longest national highway in China is on the list of 10 longest highways in the world, and it starts from Tongjiang up to Hainan, passing 8 provinces on the way.
Length of highway: 3,541 miles (5,700 kilometers)
The longest national highway in China is on the list of 10 longest highways in the world, and it starts from Tongjiang up to Hainan, passing 8 provinces on the way.