Hong Kong police have arrested two student leaders of the protests, which began in the region in September.
Occupy Central supporters refuse to budge despite repeated attempts to remove them but police obtained a court order allowing them to clear swathes of tents and barricades.
Eighty court bailiffs were also appointed to help clear the area.
Seven police officers have been arrested on suspicion of grievous bodily harm for allegedly beating a protester during the Hong Kong riots, according to local media reports.
The arrests come after a video of Ken Tsang being attacked near the Admiralty protest camp emerged last month.
All the officers had already been suspended from duty.
Read more: Video appears to show Hong Kong police beating protester
The superhero appeared to join pro-democracy protests in Hong Kong which have been going on for over a month.
A Hong Kong resident says the Occupy Central protests, now in their third week, show another side to a city known for its "cold efficiency".
Despite clashes on the streets a university student used a brief moment of quiet to ask his girlfriend to marry him and she said 'yes'.