1. A method for establishing a communication connection between a mobile device and a fixed device, which is applied to the mobile device, the method comprising:receiving, via a wireless network, a broadcast message containing first connection information related to a fixed device sent by the fixed device;
determining whether the first connection information in the received broadcast message matches connection information of a fixed device that has been bound to the mobile device, wherein the connection information of the fixed device that has been bound to the mobile device is received from the fixed device by the mobile device via a Universal Serial Bus (USB) connection when the mobile device is connected to the fixed device via the USB connection;
if so, returning a second connection information of the mobile device to the matching fixed device via the wireless network, such that the fixed device sends a connection request to the mobile device according to the second connection information;
starting a port listening thread to listen on a preset port based on HyperText Transport Protocol (HTTP); and
receiving the connection request to establish a communication connection between the mobile device and the fixed device, comprising:
listening with the port listening thread to obtain an HTTP connection request for the preset port of the mobile device; and
establishing the communication connection between the mobile device and the fixed device, and feeding a status code corresponding to a connection success status back to the fixed device after the communication connection is established successfully.