Maintenance and current repair of technological, energy, instrumentation and control equipment of the drinking water supply system from VZU 11 of the Municipal Unitary Enterprise "ECU" to VZU 2 of JSC "MSZ"
Maintenance and current repair of technological, energy, instrumentation and control equipment of the drinking water supply system from VZU 11 of the Municipal Unitary Enterprise "ECU" to VZU 2 of JSC "MSZ"