On July 9, at the Tianjin Data Development Center, the staff viewed the urban network taxi hailing operation thermodynamic diagram in real time through the "Internet plus+Supervision" system of Tianjin. In recent years, centering on the goal of "smart management of a big city", Tianjin has continued to promote the digital transformation of the whole city. Through effective integration of multi sectoral data resources, it has created core digital platforms such as the "Tianjin Heart Office" digital social comprehensive application platform, the "Tianjin Governance Access" social governance comprehensive application platform, the "Internet+Supervision" system of Tianjin, and the urban operation management service platform of Tianjin, to achieve the "hand to hand" of government affairs, promote the "one network unified management" of urban operation management, and improve the refinement and intelligence level of urban governance with data convergence and sharing. (New Society)