It's not just that state, it's a massive industry that exist, down to the local government, everywhere.
And, of course, there's plenty of cases where the child needs to be taken away from the parents; but there's always been laws to handle that.
So we have an agency that's above all laws of the land, including the constitution, that can come and take your children, at gun point, whenever it decides to do so.
It's up to the agency to decide what constitutes an endangerment to the child; political believes, religious believes ... already happened.