Today marks the first day of the week-long Hong Kong Book Fair.
This is the first time it is being held under the new national security law, and critics say this law has narrowed free speech.
Al Jazeera’s Adrian Brown reports in Hong Kong.
– Follow us on Twitter: https://twitter.com/AJEnglish/
– Find us on Facebook: https://www.facebook.com/aljazeera/
– Check our website: https://www.aljazeera.com/