An automatic working system, comprising at least one task execution device and at least one forwarding device, wherein: the task execution device comprises a first communications module, the forwarding device comprises a second communications module, and the first communications module and the second communications module establish a communication connection to implement communication between the task execution device and the forwarding device; characterized in that the first communications module and the second communications module are RF communications modules that operate in a frequency band below 1 GHz; and the forwarding device comprises a third communications module, and is connected to a remote data processing center through the third communications module, wherein the third communications module establishes a communication connection with a router, and connects to the internet through the router, so as to be connected to the remote data processing center, and one or both of: the forwarding device communicates with the task execution device to manage the running of the task execution device, and the forwarding device acquires control information from the remote data processing center and manages the running of the task execution device based on the control information; the forwarding device communicates with the task execution device to acquire status information of the task execution device and/or a working region, and the forwarding device outputs the status information of the task execution device and/or the working region to the remote data processing center. the task execution device comprises a first communications module, the forwarding device comprises a second communications module, and the first communications module and the second communications module establish a communication connection to implement communication between the task execution device and the forwarding device; characterized in that the first communications module and the second communications module are RF communications modules that operate in a frequency band below 1 GHz; and the forwarding device comprises a third communications module, and is connected to a remote data processing center through the third communications module, wherein the third communications module establishes a communication connection with a router, and connects to the internet through the router, so as to be connected to the remote data processing center, and one or both of: the forwarding device communicates with the task execution device to manage the running of the task execution device, and the forwarding device acquires control information from the remote data processing center and manages the running of the task execution device based on the control information; the forwarding device communicates with the task execution device to acquire status information of the task execution device and/or a working region, and the forwarding device outputs the status information of the task execution device and/or the working region to the remote data processing center. the forwarding device communicates with the task execution device to manage the running of the task execution device, and the forwarding device acquires control information from the remote data processing center and manages the running of the task execution device based on the control information; the forwarding device communicates with the task execution device to acquire status information of the task execution device and/or a working region, and the forwarding device outputs the status information of the task execution device and/or the working region to the remote data processing center.