Abstract: A card use system includes a first client configured to send a card use request including card information of a card, and display a payment code including a first resource account number corresponding to the first client; a second client configured to send a payment request to transfer a first quantity of resources from the first resource account number to a second resource account number corresponding to the second client; a card server configured to validate the card according to the card information; and in response to successfully validating the card, send a confirmation indication to the payment server; and a payment server configured to, in response to receiving the confirmation indication from the card server, transfer a second quantity of resources in the first resource account number corresponding to the first client to the second resource account number corresponding to the second client.

Abstract: A service processing method includes: presenting predefined services on a service usage interface of a first application; obtaining, from a backend server of the third-party service provider, notification information that a first service presented on the service usage interface has been used, updating the predefined services on the service usage interface, and presenting an information prompt identifier corresponding to the first service; and detecting that the information prompt identifier corresponding to the first service is triggered, and in response to detecting that the information prompt identifier corresponding to the first service is triggered, presenting the notification information that the first service has been used and an information prompt identifier of a second service associated with the first service, the information prompt identifier of the second service being capable of prompting a user to add the second service to the service usage interface of the first application.

Abstract: An information sharing method, including; receiving an instruction for sharing first information to a first information pool of a first user, wherein the first information pool includes a plurality of electronic coupons shared by one or more contact users associated with the first user, and wherein the first information pool is accessible to respective user accounts of the one or more contact users; adding the first electronic coupon to the first information pool; receiving a confirmation notification from a third-party server corresponding to the first electronic coupon, wherein the confirmation notification is sent by the third-party server in response to a second user in the contact users applying the first electronic coupon in an online transaction, wherein the confirmation notification includes at least second information that corresponds to the first information, wherein the second information includes a second electronic coupon related to the first electronic coupon.

Abstract: A card use system includes a first client configured to send a card use request including card information of a card, and display a payment code including a first resource account number corresponding to the first client; a second client configured to send a payment request to transfer a first quantity of resources from the first resource account number to a second resource account number corresponding to the second client; a card server configured to validate the card according to the card information; and in response to successfully validating the card, send a confirmation indication to the payment server; and a payment server configured to, in response to receiving the confirmation indication from the card server, transfer a second quantity of resources in the first resource account number corresponding to the first client to the second resource account number corresponding to the second client.

Abstract: An information sharing method, including; receiving an instruction for sharing first information to a first information pool of a first user, wherein the first information pool includes a plurality of electronic coupons shared by one or more contact users associated with the first user, and wherein the first information pool is accessible to respective user accounts of the one or more contact users; adding the first electronic coupon to the first information pool; receiving a confirmation notification from a third-party server corresponding to the first electronic coupon, wherein the confirmation notification is sent by the third-party server in response to a second user in the contact users applying the first electronic coupon in an online transaction, wherein the confirmation notification includes at least second information that corresponds to the first information, wherein the second information includes a second electronic coupon related to the first electronic coupon.

Abstract: A service processing method includes: presenting predefined services on a service usage interface of a first application; obtaining, from a backend server of the third-party service provider, notification information that a first service presented on the service usage interface has been used, updating the predefined services on the service usage interface, and presenting an information prompt identifier corresponding to the first service; and detecting that the information prompt identifier corresponding to the first service is triggered, and in response to detecting that the information prompt identifier corresponding to the first service is triggered, presenting the notification information that the first service has been used and an information prompt identifier of a second service associated with the first service, the information prompt identifier of the second service being capable of prompting a user to add the second service to the service usage interface of the first application.