View Larger Image 1997 In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC. hidoiotn2025-09-09T19:47:31+00:00September 9, 2025|History| Share This Story, Choose Your Platform! FacebookXLinkedInWhatsAppTelegram