Embodiments of the present application relate to a method for pushing information, a system for pushing information, and a computer program product for pushing information. A method for pushing information is provided. The method includes sending a query request including a user's instant messaging identifier to a target database, receiving a query result from the target database, the query result including data information corresponding to the user's instant messaging identifier, determining an instant messaging client to push the data information, the determination being based on the user's instant messaging identifier, and pushing the data information to the determined instant messaging client. The data information is looked up in the target database based on a stored correspondence between the user's instant messaging identifier and the data information.