The invention provides a household appliance control method, a cloud system, a family gateway general control device and a household appliance controller. The household appliance control method, the cloud system, the family gateway general control device and the household appliance controller are used for solving the problems that in the management control technology of the existing household appliances are complex in implementation and installment process, poor in appliance compatibility, and high in control error rate and implementation cost. The family appliance control method comprises the steps that the cloud system ensures that a user logins and initiates an operating command used for controlling a controlled appliance; a control message is generated according to the operating command and a control protocol of the controlled appliance; the control message is sent to the family gateway general control device which the controlled appliance belongs to so as to ensure that the family gateway general control device analyzes the control message according to the downloaded and stored control protocol of the controlled appliance, and control signaling is acquired, is sent to the household appliance controller of the controlled appliance, and is sent to the controlled appliance by the household appliance controller of the controlled appliance. According to the technical scheme, the household appliance control method, the cloud system, the family gateway general control device and the household appliance controller are easy and convenient to install, accurate to control and operate, good in compatibility and low in cost, and improve the popularization and application of intelligent home furnishings.