Method and system for testing service quality of subway wireless network

The invention provides a method and a system for testing subway wireless network service quality, the system is used for urban rail signal detection, the system comprises vehicle-mounted existing equipment, m detection equipment, a detection storage industrial personal computer, a control terminal and a communication detection intranet switch, the communication detection intranet switch is used for carrying out intranet communication with the detection equipment and providing a communication service to enable the control terminal to control the detection equipment to work; the detection storage industrial personal computer is used for detecting communication data in the communication detection intranet switch and temporarily storing the data; the m detection devices are used for detecting urban rail wireless communication signals in parallel; wherein the vehicle-mounted existing equipment is in signal connection with the detection equipment and the communication detection intranet switch. The system is specia