Purpose – The purpose of this paper is to focus on the corporate response of Chinese railway companies after the deadly Wenzhou train accident in China which happened on July 23, 2011. Few studies on corporate social responsibility (CSR) in developing countries have looked into whether the information disclosed by companies is satisfactory with sufficient response after a major incident has happened. Design/methodology/approach – Five companies with the largest market value in the Chinese railway industry involved in the production of trains and railway systems connected to the “7.23” incident were taken as the observations in this study. Information published by the companies and the media related to the accident, including CSR and sustainability reports, company Web sites, news and press releases and Internet postings, were investigated in detail in a qualitative manner. Findings – The findings show that disclosure of information related to the “7.23” incident was very low or almost inexistent in the observed companies. For those that claimed that they had followed CSR reporting standards and guidelines, the disclosed information appeared to be insufficient to reveal practical information and fulfill stakeholders’ requirements. The study also sheds light on the corporate repo