Chongqing, a city located in southwestern China, was once described as the most "futuristic" city in the world due to its fantastic architecture built over the past decade. One more structure should be added to the list of fantastic buildings. /VCG Photo

This QR code-like residential building is in Chongqing's Jiulongpo district. The building's facade and corridors have been painted with various colors and Chinese national flags. /VCG Photo

Netizens in China have joked that the building looks like a "vertical maze." /VCG Photo