The large-scale commercial websites is the network news media in relative to the central or local news websites. This paper will focus on the large-scale commercial websites approved by the State Council Information Office. In this paper，the specific samples are：Tencent，Sina，Sohu，Netease，ifeng. According to Alexa rankings，the samples chosen has certain representative meaning. This paper adopts quantitative research and the combination of qualitative and quantitative analysis to undertake a comprehensive assessment of local news websites’ social responsibility，with the scores in descending order Netease （4.46），iFeng （4.43），Sina （4.39），Sohu （4.36），Tencent （4.00）. The process of evaluating discoveries that large-scale commercial sites have the 5 following problems：the insufficient control in agenda setting，the insufficient control in advertising，and the urgent to improve the practice in social value，low quality in entertainment health，and the lower quality of Internet users having interact act compared with whole Internet users.