It's mandatory in the sense that company law provides the means of forming party units. If you have to associate that with 'political pressure' mandation then I

It's mandatory in the sense that company law provides the means of forming party units. If you have to associate that with 'political pressure' mandation then I guess it's more of a view point difference. For me the real influence doesn't have to rely on such mechanism, hence it might be a bit biased in my opinion.