EMU ED-4MK-0022 (express) manufactured 25.VI.1999 by Demikhovo, Russia (see history of ED-4M series 1 )
More: See site by Michael Starostin 1, The EMU pages 1, 2
1) Russian resource
2) English resource
Photo & scan by Arkady N. Maltson (arkady_m@inbox.ru or arkady_m@mail.ru)