If they chose to work in the sweat shop and are free to quit at any time but choose not to, then they probably do enjoy working in the sweat shop, or at least p

If they chose to work in the sweat shop and are free to quit at any time but choose not to, then they probably do enjoy working in the sweat shop, or at least prefer it to the other options they have reasonable access to. Without understanding the nuances of their current situation, it is impossible to say what changes will actually improve the situation, and it is easily possible that well intentioned changes can make things substantially worse.