Been finding some posts on different sites for Dandong Chunkyung Trading  offering access to manufacturing in North Korea. I’m still digging into it some more. They’re older posts but it’s interesting that it’s an msn email address for the contact

http://www.baekdunet.com/bbs/board.php?bo_table=n3_4&wr_id=417

http://zosenzo.com/public/info.php?id=4811

https://life.moyiza.kr/?mid=bizinfo&document_srl=1763734&page=412

https://114.moyiza.com/290848/단동춘경무역