Delivered to CAAC as B-2604 in 1986. To China Northwest in 1988 then to Sayakhat as UN-85837 in 1998, Continental Airways as RA-85146 in 2004, Atlant-Soyuz in 2007 and Iran Air Tour as EP-MCP in 2008. Stored at Esfahan in 2012. Converted to a water bomber by 2018.