China National Highway 331 (G331) runs along the northern Chinese border from Dandong, Liaoning to Altay, Xinjiang.

Once fully completed it will be about 9,200 kilometres in length.

[1] China National Highway 112 runs around Beijing Before 2013, Mainland China observed National Highway 228 as Taiwan Ring, composed of several National Expressway (Republic of China) and Taiwan provincial highways, this designation is not recognized by Republic of China (Taiwan).

Another extension plan was announced in 2022, including new small purpose connection highways (601-701).

This People's Republic of China road-related article is a stub.