Heavy transport trailer diesel and electrical mechanic in Dhiba / Al-Wajh / Umluj Engine, gearbox, and towing machinery overhaul Repair of all air valves and air pressure charging problems Repair of shifting problems in the gearbox and its programming and valve repair Solving towing problems We have a vehicle for road services and road breakdowns Tel: ( Phone number appears when clicking the contact button ) Eng. Mahmoud Rakha