Fecha de publicación: 21/04/2020 Fuente: Wipo "IOT" The invention belongs to the technical field of communication, and discloses an IOT proxy layer which integrates a plurality of software development kits SDKs of different third-party IOT platforms and also provides an interface in communication connection with a plurality of peripheral service systems. The third-party IOT platform is connected with a plurality of Internet of Things terminal devices; and the IOT proxy layer is in communication connection with the plurality of service systems and the third-party IOT platform to realize communication connection between the service systems and the Internet of Things terminal devices connected under the third-party IOT platform. The IOT proxy layer and the service system communicate by adopting an interface, communication with terminal devicesconnected under a plurality of third-party platforms is realized by integrating software development kits SDK of the plurality of third-party IOT platforms, and communication transmission between theplurality of service systems and the plurality of platforms is realized; meanwhile, the invention also discloses a communication method.