https://www.mhi.com/business/products-services/industrial-machinery/urban-mobility-railway-system-testing-facility/railway-bogie-dynamic-simulator
Railway Bogie Dynamic Simulator | Mitsubishi Heavy Industries
Mitsubishi Heavy Industries
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https://www.mid-day.com/news/india-news/article/bogie-of-emu-derails-in-chennai-no-injuries-reported-say-southern-railway-23524427
Bogie of EMU derails in Chennai, no injuries reported: Southern Railway
One bogie of an Electric Multiple Unit EMU derailed, but there were no injuries, nor was traffic affected, the Southern Railway said on Tuesday afternoon
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