Local manufacturing is politically advantageous and may employ some people at the same time, but that’s where benefits end.

There are legitimate strategic concerns with sourcing things long-term from potentially hostile states.

Europe should absolutely take advantage of current Chinese production to improve their own green energy efforts, but looking into local production in addition is not just a 'for-show' move. As sanctions on Russia show, dependence on markets that can potentially turn hostile can be very damaging.