报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),1.69,1.07,0.54,2.77,2.11,1.45,0.69,2.9,1.81,1.13,0.5,2.17,1.63,1.09,--,2.23,--,2.18,2.22,2.57,2.84, 应收账款周转天数(天),160.07,167.97,168.13,129.83,128.16,123.75,130.95,124.16,149.28,159.77,180.83,166.11,165.91,164.55,--,161.72,--,165.2,162.44,139.89,126.69, 存货周转率(次),2.31,1.38,0.75,3.47,2.6,1.99,0.79,4.73,3.01,1.84,0.96,5.17,3.7,2.39,--,4.68,--,3.45,3.57,3.01,2.4, 固定资产周转率(次),--,0.48,--,1.16,--,0.62,--,--,--,--,--,--,--,0.86,--,1.88,--,1.77,--,--,0.94, 总资产周转率(次),0.35,0.22,0.11,0.5,0.38,0.26,0.11,0.55,--,0.28,--,0.63,0.42,0.32,--,0.72,--,0.66,0.72,0.89,0.94, 存货周转天数(天),117.05,130.44,120.19,103.75,103.76,90.24,113.91,76.04,89.57,97.61,93.78,69.66,72.89,75.35,--,76.87,--,104.26,100.88,119.75,149.91, 总资产周转天数(天),769.01,824.55,807.9,725.51,720,690.98,786.03,656.22,--,647.95,--,575.17,637.85,558.49,--,499.1,--,543.15,502.72,402.5,383.96, 流动资产周转率(次),0.75,0.49,0.25,1.02,0.77,0.52,0.23,0.97,0.8,0.48,0.21,1.01,0.65,0.56,--,1.29,--,1.23,1.29,1.43,140.11, 流动资产周转天数(天),358,370.52,362.46,353.88,352.66,347.89,389.44,371.48,338.64,375.23,427.35,354.71,418.22,323.39,--,279.29,--,292.23,279.85,251.8,2.57, 经营现金净流量对销售收入比率(%),0.33,0.28,0.18,0.08,0.06,0.01,-0.12,0.25,0.1,0.04,0.12,0.26,0.34,0.52,0.02,0.2,0.07,0.21,0.19,0.14,0.13, 资产的经营现金流量回报率(%),0.12,0.06,0.02,0.04,0.02,0,-0.01,0.11,0.04,0.01,0.02,0.14,0.12,0.16,--,0.13,--,0.13,0.12,0.12,0.12, 经营现金净流量与净利润的比率(%),19.59,14.65,--,1.08,0.55,0.07,-1.13,1.76,0.65,0.22,0.62,1.42,2.02,3.07,0.16,1.07,0.48,1.04,0.88,0.73,0.61, 经营现金净流量对负债比率(%),0.38,0.18,0.05,0.1,0.05,0,-0.04,0.24,0.12,0.04,0.12,0.97,0.51,0.42,--,0.38,--,0.37,0.28,0.35,0.3, 现金流量比率(%),51.19,27.04,8.58,16.58,8.34,0.64,-5.74,33.68,12.22,4.52,12.73,108.05,54.57,44.24,--,42.68,--,46.01,33.07,36.35,30.38,