1. A rule set orchestration processing method, comprising: grouping, according to device information of each network device in a network, each network device, to obtain at least one network device group; selecting, for each network device group obtained after the grouping, at least one service rule matching the network device group to form a rule set of the network device group, wherein the matched service rule is a service rule of all services customized on each network device in the network device group; and sending a rule set of each network device group to each network device in the network device group separately.