1.
Public corporation "Trostyanets plant "Electrobytp

Public corporation "Trostyanets plant "Electrobytp

http://pribor2.narod.ru/ - Sumy
The site of the public corporation "Trostyanets plant "Electrobytpribor".
2.
Service centre "Tehnoservice"

Service centre "Tehnoservice"

http://www.ts.sumy.ua/ - Sumy
Service of home appliances, computers, office automatic telephone exchanges, electrotechnical and gas equipment.
3.
Company "Spektr"

Company "Spektr"

http://www.spektr.sumy.ua/ - Sumy
Consumer electronicsand components.
4.