Studies on Chinese local governments’ open data could contribute to the construction of open governmentsas well as the promotion of China’s big data strategy. Adopting both methods of discourse analysis and case study,this paper makes an investigation on Chinese local governments’ open data policies and portals,focusing on theirprogress and problems. In the end,it proposes that Chinese local governments should build up an optimized systemof open data,update their open data portals regularly,and deepen the social use of open data.