A method, a device and a system of controlling Bluetooth networking among physical devices are provided. The method includes: establishing a Bluetooth networking strategy list in advance, wherein the Bluetooth networking strategy list includes one or more Bluetooth networking strategies inputted or selected by a user in accordance with a pre-established correspondence relation between master and slave physical devices; receiving a Bluetooth-networking-strategy selection instruction; and transmitting a selected Bluetooth networking strategy in accordance with the Bluetooth-networking-strategy selection instruction to a network server, such that the Bluetooth networking strategy is forwarded by the network server to the master physical device, wherein the Bluetooth networking strategy is used to trigger the master physical device to adjust a Bluetooth networking relation between the master and the slave physical devices.