报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2010-12-31,2009-12-31, 应收账款周转率(次),6.84,4.51,2.03,9.99,6.18,4.39,2.32,10.57,7.22,5.04,2.83,13.15,9.43,6.58,3.08,13.62,8.78,6.1,3.42,18.92,10.28,7.67,4.86,22.59,10.37,7.75,4.48,25.16,13.83,10.34,4.31,37.06,22.9,12.12,7.89,52.92,--,--,41.78,37.12, 应收账款周转天数(天),39.46,39.89,44.43,36.03,43.69,41.04,38.72,34.06,37.37,35.74,31.85,27.38,28.63,27.37,29.26,26.44,30.74,29.51,26.33,19.03,26.26,23.46,18.52,15.93,26.03,23.24,20.09,14.31,19.53,17.42,20.9,9.71,11.79,14.85,11.41,6.8,--,--,8.62,9.7, 存货周转率(次),4.39,3.04,1.54,6.3,4.04,2.68,1.37,5.85,3.94,2.68,1.28,5.9,3.99,2.72,1.37,5.63,6.95,4.93,2.39,10.54,7.82,5.57,2.63,11.62,8.37,5.41,2.42,11.51,8.86,5.61,2.66,10.83,8.29,4.97,2.42,9.96,--,--,9.05,8, 固定资产周转率(次),--,0.18,--,0.4,--,0.21,--,0.44,--,0.22,--,0.47,--,0.23,--,0.42,--,0.27,--,0.53,--,0.27,--,0.53,--,--,--,--,--,--,--,--,--,--,--,--,--,--,--,0.23, 总资产周转率(次),0.16,0.11,0.05,0.24,0.17,0.12,0.06,0.24,0.18,0.12,0.06,0.25,0.19,0.12,0.06,0.22,0.19,0.13,0.06,0.28,0.21,0.14,0.07,0.3,0.23,0.14,0.07,0.29,--,--,--,0.28,--,--,0.07,--,--,--,--,0.23, 存货周转天数(天),61.45,59.24,58.32,57.18,66.76,67.14,65.75,61.53,68.61,67.19,70.48,61.07,67.66,66.07,65.65,63.94,38.84,36.49,37.59,34.14,34.55,32.33,34.22,30.97,32.25,33.25,37.26,31.28,30.49,32.08,33.81,33.23,32.56,36.22,37.22,36.15,--,--,39.8,44.98, 总资产周转天数(天),1662.56,1680.67,1782.18,1524.78,1582.65,1551.72,1615.8,1471.19,1511.76,1485.15,1565.22,1420.12,1427.82,1450.44,1533.22,1668.21,1448.5,1418.44,1500,1298.23,1307.51,1274.79,1251.74,1190.08,1195.22,1282.05,1276.6,1240.52,--,--,--,1292.64,--,--,1317.72,--,--,--,--,1570, 流动资产周转率(次),0.67,0.44,0.21,0.95,0.68,0.46,0.22,0.93,0.67,0.44,0.21,0.9,0.71,0.45,0.2,0.71,0.63,0.38,0.18,1.01,0.73,0.5,0.35,1.51,1.15,0.58,0.36,1.48,1.1,0.68,0.33,1.53,1.13,0.77,0.38,1.8,--,--,1.84,172.12, 流动资产周转天数(天),403.41,412.09,434.15,377.71,396.3,387.85,404.31,385.65,401.73,404.59,421.35,399.33,380.66,404.31,445.32,508.76,425.6,474.81,493.15,356.22,371.34,357.57,260.49,237.81,234.8,308.38,246.78,243.87,246.15,265.45,269.38,235.49,239.43,233.74,235.29,200.35,--,--,195.92,2.09, 经营现金净流量对销售收入比率(%),0.27,0.25,0.24,0.34,0.25,0.21,0.15,0.39,0.23,0.23,0.21,0.34,0.26,0.45,0.2,0.47,0.3,0.27,0.18,0.49,0.31,0.25,0.13,0.5,0.34,0.32,0.13,0.54,0.37,0.48,0.27,0.56,0.43,0.34,0.36,0.63,--,--,0.6,0.37, 资产的经营现金流量回报率(%),0.04,0.03,0.01,0.08,0.04,0.02,0.01,0.1,0.04,0.03,0.01,0.09,0.05,0.06,0.01,0.08,0.05,0.03,0.01,0.12,0.06,0.03,0.01,0.15,0.08,0.04,0.01,0.15,0.08,0.07,0.02,0.15,0.09,0.05,0.02,0.16,--,--,0.15,0.09, 经营现金净流量与净利润的比率(%),3.98,4.83,32.81,6.99,3.01,2.46,3.18,3.86,1.81,1.77,1.87,2.51,1.6,3.27,1.27,2.37,1.35,1.41,0.84,2.71,1.43,1.24,0.55,2.59,1.57,1.6,0.57,2.94,2.03,2.35,1.18,3.11,2.36,1.73,1.72,3.55,--,--,3.41,2.1, 经营现金净流量对负债比率(%),0.14,0.09,0.04,0.26,0.15,0.08,0.03,0.31,0.13,0.09,0.04,0.27,0.18,0.18,0.04,0.26,0.17,0.11,0.04,0.4,0.18,0.11,0.02,0.39,0.21,0.09,0.02,0.42,0.21,0.19,0.05,0.42,0.26,0.13,0.07,0.51,--,--,0.54,0.37, 现金流量比率(%),14.87,9.52,4.24,28.02,16.11,9.03,3.11,33.92,14.68,9.87,4.4,29.65,20.22,19.7,4.18,28.16,19.76,12.05,3.91,42.6,19.39,11.91,2.59,40.28,21.4,9.6,2.4,42.94,21.78,19.13,5.17,42.73,42.67,13.85,7.52,52.9,--,--,56.21,39.34,