"For people who are in the position, especially in the HR, Admin and management positions.

They could help by making the other workers' life better by ensuring that all due benefits are provided."

They could, and some do. But that's not the point. And it's not their job (one could say) because they work under constraints set by the owners of the businesses they work for who aim to maximize gains while knowing they can get away with weak / rarely enforced protection laws.

The country needs to protect it's lower category of workers against exploitation. That's the bottom-line.

You and me? We don't give a F! We could get on a plane and get out if things don't go our way. But a majority of the imported laborers cannot. Do this for them.