Detective sergeant Scott Armstrong said: "The first ram raid occurred at an Ellerslie liquor store just before 1.30am and the second ram raid occurred at the Royal Oak mall at approximately 3am on Monday morning.''
Armstrong said police are continuing with their inquiries, which include investigating whether or not the two incidents are connected.
A school holiday magic show scheduled to take place was also cancelled due to the raid.
In a post on Facebook mall management apologised to customers, saying that unfortunately, due to an emergency situation, the Magic Maize and Fairy Flakes events had been cancelled.
A woman in a mall shop told the Herald an entrance to a large central foyer in the mall had been destroyed.
Anyone with information is urged to contact police immediately.