The invention discloses a small cage reading system for rural express delivery, which includes a terminal sensor, a collector, a centralized device, a server, a data transmission channel between them, a remote processing management platform and a database running on the server; The device is composed of acquisition module, wireless module, core board and power supply module; the centralized device is composed of wireless module, GPRS module, core board and power supply module, and the server is IBM System X3630 M3; the focus of system software design is the design of communication program And the design of the ad hoc network protocol; the rural express small cage reading system can help rural express small cages to read express information quickly and accurately to meet actual needs.