Order payment processing method and device

The embodiment of the invention provides an order payment processing method and device, and the method comprises the steps: obtaining a payment request for a to-be-paid processing order synchronized after a merchant server receives a payment identifier which is collected by an identifier collection assembly and is displayed by a user terminal and is associated with an institution payment channel, according to the payment request, reading payment rights which are issued to the institution member by the institution to enable the institution member to cancel after verification in the merchant, then determining target rights for performing payment processing on the to-be-paid order in the payment rights, and according to the rights amount of the target rights and the to-be-paid order, performing payment processing on the to-be-paid order according to the target rights and the to-be-paid order. And determining a payment strategy corresponding to the institution payment channel, and performing payment processing on