What does the X road sign mean?

The letter X stands for county road and refers to the road with political and economic significance to the whole county (county-level city). It starts with a signpost letter and then consists of some numbers. Like navigation maps, most roads are represented by letters and words. I don't know what the letters and numbers in the navigation voice broadcast mean. Actually, it's easy to distinguish. Mainly composed of letters such as G, S, X, Y, Z, C, D, etc. Each letter represents a different road number.

G, s, x, y and other road numbers:

1. The letter G stands for national highway and refers to the main road with national political and economic significance, international and national defense;

2. The letter S stands for provincial highway, which is a provincial trunk highway with political, economic and national defense significance;

3. The letter X stands for county road, which is of political and economic significance to the whole county (county-level city);

4. the letter y stands for country road, which means country road. The width of this road is about 3 meters;

5. The letter Z stands for special roads, generally factory roads, forest roads, etc.

6. the letter c stands for country road.

The traffic sign with an X in the red circle indicates that temporary or long-term parking is prohibited. It means that all vehicles are forbidden to park temporarily or for a long time within a limited range. This sign is located in the no parking area. The time, type and scope of no parking can be explained by auxiliary signs. Million car purchase subsidy