The dimension and action logic of Public Information Service(PIS) will change under the data-driven environment，which is of great significance to solve the contradiction problem between the demands for PIS and the insufficient, unbalanced and inadequate development of PIS. The change dimension of PIS is to improve the scene force of PIS composed of service adaptation capabilities, content integration capabilities, and community connection capabilities. Therefore, the logic of the action for PIS should be: expanding the data openness to improve the resources for PIS; reshaping data management regime to promote the social co-governance of PIS; optimizing service mode to realize the supply-side reform of PIS; reconstructing the process to improve the users' service experience and sense of access; strengthening the legalization of data governance to promote the fairness of information services and property rights protection.