Do you have any (high) political connections in Germany? You could try to ask for a (huge) favor - have someone in the German consulate ask their Chinese count

Do you have any (high) political connections in Germany? You could try to ask for a (huge) favor - have someone in the German consulate ask their Chinese counterparts for a(another huge) favor, and get the Chinese govt to shut them down. A long shot, but if you have the right friends, it might work.