This paper takes eight representative newspaper micro-blog account as cases to evaluate their social responsibility empirically.Data results show that on the whole the reality of media micro-blog's social responsibility is optimistic.The level of fulfillment of the four dimensions from high to low is as follows：the production of information，social coordination，social supervision，cultural and education.“People's Daily” micro-blog' social responsibility score highest.At present，homogenization of content is a serious problem.Content shows a more obvious “negative topic preference” and entertainment orientation.it also exists the problem of lake of depth in newspaper micro-blog account.As a professional information production organization，the traditional media microblogging should provide more original content，pay attention to the comprehensiveness of news reports，optimize the content's quality and improve the ability to guide public opinion.