The shop is located near Lae’s main market area.
According to Lae Police, the men walked into the shop, held up the workers and took away K20,000 cash before escaping in the company van.
The vehicle was abandoned at Papuan Compound.
Lae’s Metropolitan Command’s Sector Response Unit and the CID followed up and apprehended one of the suspects.
He then led them to another suspect who had in his possession a factory made six-round pistol.
More arrests are expected soon.