China National Highway 302 (G302) runs from Hunchun in Jilin to Ulanhot in Inner Mongolia.

On the Hunchun end, the highway strays into Russia at seven points along its parallel of the border within its first 50 kilometers (31 miles).

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).

This observation was eventually dropped in new National Highway plans, replaced by Dandong-Dongxing Highway.

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