Group 1 - The core theme of the new year celebration in Hangzhou's public transport is "Immediately Hangzhou," integrating local cultural traditions with public transportation [2] - The double-decker bus features designs inspired by ancient poetry and traditional folk art, promoting a positive urban spirit through interactive messaging [2] - The interior design includes interactive elements and warm phrases that blend the act of riding with new year blessings, enhancing the travel experience [2] Group 2 - Only one specially painted double-decker bus is currently in operation, designated as route 520 on weekdays and as a tourist line on weekends and holidays [3] - The bus can be tracked in real-time via the Hangzhou public transport app, allowing residents to "encounter" it [3] - Bus stops with names containing "horse" have been upgraded with a design that merges ancient and modern elements, connecting the city's history with its present [3]