Multilink network information interaction method and system

The embodiment of the invention discloses a multilink network information interaction method and system to solve the problem that service interaction between an office network and a production network cannot be performed. The multilink network information interaction method comprises registering application services in the office network and application services in the production network in an integrated service support platform, wherein three physical links of a high safety link, a physical file import link and a Gatekeeper link exist between the office network and the production network; receiving service request information of the application services, wherein the request information comprises interactive information types between the office network and the production network; selecting one link from the three physical links between the office network and the production network according to the interactive information types between the office network and the production network, and forwarding interactive i