My name is Ahmed Galal, and I’m the Head of Signnaling /TSP at RATP Dev in Cairo
metro L3. I've been working for this company for about 2 years and have 15 years
of experience in the railway industry, specializing in signaling systems, I have worked in several stages of the project's construction, including testing and commissioning for signaling systems, driving modes systems, LATS, operation engineering, maintenance engineering, and installation supervision.