This paper studied the quality of environmental information disclosure affecting the company of debt financing from 2010 to 2012 of petrochemical plastics industry.The results showed that:At present, the quality of environmental information disclo-sure of listed companies in the petrochemical plastics industry is irregular, and the disclosure content is lack of normative and unity. The quality of environmental information disclosure is positively correlated with the bank loans and long-term loans of enterprise, and this correlation is more significant in areas of high market than the low marke...