the national excellent government affairs platform (smart city) recommendation evaluation, which has been carried out by the center for the network development research center for 13 consecutive years since 2002, has received support and participation from central state organs such as the general office of the state council, the national people's congress, the national committee of the chinese people's political consultative conference, the central commission for discipline inspection, the organization department of the central propaganda department, the central united front work department, the central political and legal affairs commission, the ministry of commerce, the ministry of finance, and the ministry of science and technology. the evaluation results were released by central media such as people's daily, xinhuanet, china network, china network television, china economic network, china daily network, etc. it has a wide social impact and is well-known. it is the most authoritative national consulting, research and evaluation agency in china.