The application allows you to choose the best route in the metro city of Qingdao.

Features of the app:
- Search for metro stations by name
- Location of metro stations by geographic coordinates
- Visual display of the optimal route

Lines:
- Line 1: Qingdao North Railway Station - Dongguozhuang
- Line 2: Taishan Road - Licun Park
- Line 3: Qingdao Railway Station - Qingdao North Railway Station
- Line 8: Qingdao North Railway Station - Jiaozhou North Railway Station
- Line 11: Miaoling Road - Qiangu Mountain
- Line 13: Jinggangshan Road - Dongjiakou Railway Station