A computer program product, comprising a plurality of program instructions for being loaded into a server that provides a service website, wherein the program instructions execute following steps after being loaded into the server:
- accepting a login request of a user account of the service website from a terminal device;
- establishing a first connection with a first mobile device of the user account;
- obtaining a first device data of the first mobile device;
- establishing a second connection with a second mobile device of the user account while maintaining the first connection;
- obtaining a second device data of the second mobile device;
- and
- providing a first online service corresponding to the first mobile device and a second online service corresponding to the second mobile device on the service website according to the first device data and the second device data.