A North Korean company specializing in industrial electrical equipment joined a joint China-DPRK trade fair just as it was scheduled to end, raising questions about the sale of sanctioned goods at the event.

Earlier reporting by NK News found that just a handful of companies, roughly half Chinese and half North Korean, were participating in the partially t-online event. And as the trade fair came to a close late last month, organizers updated the event website to include several newcomers, including Chongsin Trading Co Ltd (晴晨贸易社会).

According to a listing on the trade fair’s site