Investigation on workforce recruitment agent

Hy my experience with the agent started good that's simply because I was jobless and I needed work,as it unfolds those people the take 52%of our salary every week they even take from our over time money,we work six to six Monday to sunday no off and when you take a dat off they deduct 200 from your salary an amount we don't even make in a day,our daily rate per hour is R12.52. We work during holidays but still we get ****** please helps us by investigating them.some of us we have been working as casuals/temps for two years and others have been temps for years

Please help us As our voices are not heated from the company we working for