Nuns are not the sort of people you would expect to see at a food exhibition. Particularly when the exhibition is in Shanghai. So you can imagine our deputy editor's surprise to come across not one, but two nuns while visiting Sial China last week. He quickly spotted they were there to plug the launch of Blue Nun wine in China. Judging by the crowds gathered on the stand, the vino was going down a treat. But some Chinese visitors were still a bit bemused about why the ladies were dressed up so strangely. It was a hard concept to explain... {{COUNTERPOINT }}