​This 14 metre high banner contains over 200,000 bubbles of human knowledge, organised according to standard library systems of classification.

Visitors can use the design to interact with the library collection through their smart-devices, and learn more about the project in a beautifully designed brochure created by the talented Ka Lok Kwok from Studio MARY, Hong Kong. 

Explore more here: https://library.hkbu.edu.hk/TreeOfKnowledge/