What do Hong Kong policemen carry on their backpacks?

1. Communication equipment: including walkie-talkies, mobile phones, radios, etc., used to communicate with the command center and police officers.

2. Handcuffs: used to detain criminal suspects or wrongdoers.

3. Anti-riot equipment: such as helmets, knee pads, elbow pads, riot shields, etc., used to deal with violent incidents or maintain law and order.

4. Baton: used for law enforcement and self-defense.

5. Personal protective equipment: such as bulletproof vests, stab-proof gloves, etc.

6. First aid kit: Contains basic first aid supplies to deal with emergencies.

7. Camera equipment: such as body cameras, portable cameras, etc., used to record on-site situations.