TCDD TEKNİK A.Ş
https://www.tcddteknik.com.tr
- Sincan-Alifuatpaşa High Speed Train Line Electrification Systems Maintenance and Repair
- Başkentray-Kayaş-Sincan High Speed Train Line Electrification Systems Maintenance and Repair
- Köseköy-Arifiye-Alifuatpaşa High Speed Train Line Electrification Systems Maintenance and Repair
- Bozüyük Conventional Train Line Maintenance and Repair