In picture 191870 you can see a non-renovated version of this class ChS4.
The 'Trammetro' of Kryvyj Rih (Krivoy Rog in Russian) is exploitated with old Tatra-trams. There are two lines, but line 1 is only a short version of line 2...
The trams of Kryvoy Rih are typical for formar Russian countries...
This Spartanic electric material is really typic for the electric lines in all formar Russian countries.