Three people were sentenced to 15 months in prison at Sha Tin Magistrates Court on Monday for working illegally in Hong Kong.

Immigration Department officers and police arrested two Pakistani men and one Vietnamese woman, all asylum seekers, in separate operations in July and September, according to a government release.

The two Pakistani men, aged 29 and 41, were arrested in a warehouse in Tseung Kwan O in the New Territories while loading goods on July 27.

The Vietnamese woman, 44, was arrested in a restaurant in Tai Wai in the New Territories while washing dishes on Sept. 20. After checking her identity, she presented a forged ID to law enforcement officers.

The three illegal workers pleaded guilty to the charges at Sha Tin Magistrates Court and were each sentenced to 15 months’ imprisonment for working illegally.

The Vietnamese woman was also charged with one count of using a forged identity card and was sentenced to a total of 18 months in jail.

Her employer was arrested for hiring an illegal worker and that investigation is ongoing.