the enterprise growth and long-term liabilities are negative correlation. (2) the first kind of agency costs and debt maturity structure negative correlation relationship, but not significant. (3) the big shareholders and small and medium-sized shareholders agency conflict and debt maturity structure significant negative correlation.(4) the big shareholders and small and medium-sized shareholders agency conflict serious high growth enterprise choose the short-term debt significantly and low growth enterprise. (5) large shareholders and minority shareholders agency conflicts between serious non-state-owned enterprises choose the short-term debt significantly in state-owned enterprise. Key words: Growth, agency conflict, debt maturity structure