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 CountryAustralia China Denmark Germany India Italy Luxembourg United Kingdom (-) United States Facet Country Facet Market SolutionAudio Communication System Onboard Networks & Connectivity Passenger Information Systems (-) Railway CCTV Facet Solution Siemens US Multi State Locomotive United States Rail Siemens Phoenix I - Valley Metro Rail United States Rail