About 50 young artists in Chongqing began work on Thursday on a large graffiti project — The Smile Behind the Mask — on Huangjueping Graffiti Street. The project is a salute to all those working on the front lines against the COVID-19 pandemic.

Huangjueping Graffiti Street, located in Jiulongpo district near the Sichuan Fine Art Institute, is said to be the largest graffiti art venue in the world, with a total length of 1.25 kilometers and an area of about 50,000 square meters.

Artworks for graffiti salute covers a wall of 60 square meters. The first half of the wall is painted by the artists and the second half is left for public participation.