Autonomous Rail Rapid Transit (ART) - track and wireless tram
The China Railway Research and Development Corporation (CRRC) has introduced the autonomous guided, track- and wireless tram, a major advance in the design and technology known as Autonomous Rapid Transit (ART), a LiDAR-guided articulated bus system for urban passenger transport. It was developed by CRRC Zhuzhou Institute Co Ltd and was unveiled in 2017 in Zhuzhou, Huan Province. The product was described as a cross between a bus and a tram, commonly referred to as a "tram without tracks".