LG Display and SG Rail, the developer of the Great Train eXpress (GTX)-A project, first introduced and piloted 16 transparent OLEDs on a train consisting of eight cars running on the GTX line between Suseo and Dongtan. The companies plan to gather feedback from passengers before installing transparent OLED displays on all the trains running on the GTX-A line. The shipments of transparent OLED displays should reach 91,000 units in 2030.



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