Sofia Exhibition Centre 150 Vitosha Blvd, phone: +359 899 160 140 e-mail: info@ergon-bg.com Work time: Monday - Friday 9:30-18:00, Saturday 10:30-15:00
Burgas Exhibition Centre 3, Adam Mitskevich Street phone:+359 893 38 23 23 e-mail: burgas@ergon-bg.com Work time: Friday 10:00-18:00, Saturday 10:00-14:00
