InnoTrans is held from September 20 to 23, 2016 in Berlin for trade visitors only, for public visitors from September 24 to 25, 2016.
InnoTrans is the leading international trade fair for transport technology and takes places every two years in Berlin.
Sub-divided into the five segments: Railway Technology, Railway Infrastructure, Public Transport, Interiors and Tunnel Construction.
More about the event see the link