 E-strips allows controllers to manage electronic flight data online without paper strips, reducing the need for manual functions, creating new tools and reducing the ATCO's workload.The firsts electronic flight strips systems were independently and simultaneously invented and implemented by Nav Canada and Saipher ATC in 1999.The Nav Canada system known as EXCDS and rebranded in 2011 to NAVCANstrips and Saipher's first generation system known as SGTC, which is now being updated by its 2nd generation system, the TATIC TWR.