Varna
English translation is in progress or not avaiable.
Plovdiv
English translation is in progress or not avaiable.
Sofia
English translation is in progress or not avaiable.
Kardjali
English translation is in progress or not avaiable.
Sofia
"ELVEX" Ltd. was established in April 1991. Initially only spare parts for single-phase and three-phase electricity meters were produced.
During December 1991 г. "ELVEX" Ltd. received permission for producing three-phase electricity
Burgas
English translation is in progress or not avaiable.