There's not much you can do against mafia like organisations in the informal sector to be honest.
Otherwise, you've got to focus on the battles you can win. No matter how small. Even if it's just getting someone to join a union. Or to attend a strike. Or just even providing food and water to striking workers. I'm definitely not a huge activist or anything, so I'm probably not the best person to ask.
There's not much you can do against mafia like organisations in the informal sector to be honest.
Otherwise, you've got to focus on the battles you can win. No matter how small. Even if it's just getting someone to join a union. Or to attend a strike. Or just even providing food and water to striking workers. I'm definitely not a huge activist or anything, so I'm probably not the best person to ask.