AUO Display Plus (ADP), a subsidiary of AUO specializing in display solutions for vertical applications, has partnered with S-Bahn Hamburg—a subsidiary of Deutsche Bahn AG (DB), Europe’s largest railway operator—to unveil a new concept train featuring ADP’s industry-exclusive HiRaso Display Technology at the UITP Summit 2025. Built on Cholesteric Liquid Crystal Display (ChLCD), this distinctive reflective and bistable technology enables zero-power information display, demonstrating a commitment to sustainability through reduced…