掌上青城 is a mobile application that provides various services for the residents of Qingcheng city. The app's core functionality is a public transport query system for the city of Hohhot, offering real-time information on bus routes, arrival predictions, and basic information about bus operations within the city.

The app features a "Nearby Stations" function that recommends nearby bus stops and provides real-time information about the routes passing through them. Users can easily find out how far they are from the bus stop and the estimated arrival time, allowing for better time planning.

掌上青城 also offers route planning for users in unfamiliar environments, ensuring multiple travel options and helping users navigate the city efficiently.

In addition to public transport information, the app provides a feature for locating public restrooms, helping users overcome the challenge of finding public toilets in unfamiliar areas. It also offers a smart waiting room service, providing free indoor waiting areas for the convenience of Hohhot residents.

For those using the Qingcheng metro, the app offers a service to query metro lines and stations.

For any inquiries or feedback, users can contact the developer via email at or by phone at.