TETRA, LTD 
| Company address |
18, Gudanova st., Kharkiv, 61024, Ukraine |
| Electronic |
mark@tetra.kharkiv.com |
| Working hours |
From 9:00 to 17:30. Weekends — Saturday and Sunday |
+38(057)1234567
+38(057)1234567
+38(000)111-22-33
Тест РУС
+38(057)1234567
+38(057)1234567