China National Highway 223 (G223) runs from
Haikou
Haikou (; ), also spelled as Hoikow is the capital and most populous city of the Chinese province of Hainan. Haikou city is situated on the northern coast of Hainan, by the mouth of the Nandu River. The northern part of the city is on the ...
in
Hainan
Hainan (, ; ) is the smallest and southernmost province of the People's Republic of China (PRC), consisting of various islands in the South China Sea. , the largest and most populous island in China,The island of Taiwan, which is slightly l ...
to
Sanya
Sanya (; also spelled Samah) is the southernmost city on Hainan Island, and one of the four prefecture-level cities of Hainan Province in South China.
According to the 2020 census, the total population of Sanya was 1,031,396 inhabitants, livi ...
,
Hainan
Hainan (, ; ) is the smallest and southernmost province of the People's Republic of China (PRC), consisting of various islands in the South China Sea. , the largest and most populous island in China,The island of Taiwan, which is slightly l ...
. It is 323 kilometres in length. It is the eastern part of Hainan Ring Highway.
Route and distance
See also
*
China National Highways
The China National Highways (CNH/Guodao) () is a network of trunk roads across mainland China. Apart from the expressways of China that are planned and constructed later, most of the CNH are not controlled-access highways.
History
The ...
{{China National Highways
Transport in Hainan
223