| ¡¡ | Layer Name | Main Content | Geometry Characteristics |
|---|---|---|---|
RESPT |
Administrative centers at the level equal or higher than county | Point | |
BOUNT |
Administrative boundary at the level equal or higher than county | Polygon,line | |
HYDNT |
Main rivers and lakes | Polygon,line | |
ROALN |
Main roads | Line | |
RAILN |
Railway | Line | |
NET46 |
Longitude and latitude | Line |