Information query method and device of cross-border payment link processing state

The invention provides an information query method and device for a cross-border payment link processing state, and the method and device support a mechanism end to be connected to a business service system through diversified networking modes such as direct connection or indirect connection, reduce the connection cost of the business service system, and enable the networking of the business service system to be more flexible. In specific implementation, when a receiver client needs to query state information of a target cross-border payment service, a specific connection mode type can be firstly obtained and determined according to a client identifier; determining a matched target query rule from a preset query rule set according to the connection mode type; according to the target query rule and a target tracking code identifier used for tracking the target cross-border payment service in the service system, state information of the target cross-border payment service is queried and obtained through interac