As an underground phenomenon, the project developed an international community, and 7535 "Yellow Arrow" stickers were placed in 467 cities and 35 countries.
The project developed an international community. This was as an underground phenomenon.7535 "Yellow Arrow" stickers were placed in 467 cities. This was as an underground phenomenon.7535 "Yellow Arrow" stickers were placed in 35 countries. This was as an underground phenomenon.