CSR - Shenzhen Metro Line 4 Refurbishment and Extension Home Rail References CSR - Shenzhen Metro Line 4 Refurbishment and Extension Project in Asia (2013) References - Passenger Information Systems Country China Train Builder CSR Nanjing Puzhen CO., Ltd Train Operator MTR Kind of project Metro Number of Vehicles 52 Year 2013 Get in touch Ready for a conversation with us? Contact our Sales & Support Team Browse all references Country (-) Australia China Denmark Germany India Italy Luxembourg United Kingdom United States Facet Country Facet Market SolutionPassenger Information Systems (-) Railway CCTV Facet Solution Bombardier Flexity Adelaide Australia Rail