Aselsan to provide signalling system for the Gebze–Darica metro line, Turkey February 11, 2021 | Europe News Turkey-based Aselsan has secured a EUR17 million contract by Eze Insaat for the delivery of a driverless signalling system for the Gebze–Darica metro line, which is currently under construction.... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password