Explanation: The national highway is expressway managed by the central government, and the provincial highway is expressway managed by local governments in various provinces. According to the highway management system, Line 308 in Liangzhou District of Wuwei City should be under the jurisdiction of Gansu Province, so it is a provincial highway.
Practical solutions and countermeasures: If you need to inquire about specific road information, you can inquire through the official websites of Gansu Provincial Communications Department or Wuwei Municipal Transportation Bureau and other relevant departments. At the same time, you can also download some map software or navigation software, and enter the road name or geographical location for inquiry. During driving, it is recommended to observe traffic rules and pay attention to traffic safety.