Although the area cut is rectangular, the cutting is still done circularly though. OK that is not surprising. But I don't get it. The small cutting heads do not cover the whole surface. Or is it me missing something?

The Chinese are coming and they are coming the big way. Herrenknecht dominance is only temporary. Chinese companes now also produce technology. In a decade or two, there will be no Herrenknecht left. Maybe I should say, "no German Herrenknecht will be left". Because probably the Chinese will buy Herrenknecht too! Julst like they bought Wirth and a good part of Robbins.

I don't know if CREG is good. But they sell more and more in South America...