The government has moved to reduce exploitation of migrant workers by creating a new visa which doesn't tie them to exploitative employers.
The visa is just one of a raft of measures designed to grant better protection to migrant workers.
Doubt has been thrown over whether the reforms will be enough to stop them taking advantage of migrant workers.
Advocate Nathan Santesso, who assists workers with their claims of exploitation, told our reporter Harry Lock, they're among the most vulnerable people in New Zealand.
