@jj-adams saidYeah they are traditionally signed on the Royal Fleet Auxiliary ( RFAs ) ships doing ancillary jobs like laundry I believe they took a big hit during the Falkland War wth Argentina
I had no idea this was a thing, I thought it was an Onion article at first:
https://www.yahoo.com/news/navy-ends-tradition-chinese-laundrymen-133143001.html