TANGZHI SCIENCE&TECHNOLOGY

Data processing apparatus; recorded and embedded computer programs for monitoring the real-time conditions of running railway cars; central processing units (CPU) as computer hardware; digital readout devices for use with measuring apparatus and devices; recorded computer operating programs; equipment for communication network, namely, wireless communication devices for voice, data or image transmission; electro-dynamic apparatus for diagnostics of railway track systems; electric sensors; railway traffic safety appliances comprised of a system to collect the data of temperature, vibration frequency and impacting energy of the running railway cars and transmit the data to the diagnostic system for the purpose of monitoring real-time status of the railway cars to prevent any accidents from occurring

Security alarms for vehicles; railway cars; rolling stock for railways; wheel hubs for trains; electric railway cars; land vehicles; railway passenger cars; vehicle chassis; hubs for vehicle wheels; balance weights for vehicle wheels; locomotives