- Auxiliary heaters "WEBASTO" "EBERSPACHER" computer diagnostics,repair and instyalation
- MERCEDES BENZ commercial vehicle electrical system diagnostics and repair.
- WABCO,KNORR electronic brake systems diagnostics and repair (EBS,TEBS,ABS systems)
- Digital and analogues tachographs calibration,repair (Semmler-TachoControl tquippement)
- DAF,MAN,RENAULT commercial vehicles computer diagnostics and repair.
- VOLVO commercial vehicle electrical system diagnostics and repair.