报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2010-12-31,2009-12-31, 应收账款周转率(次),22.31,20.69,17.47,34.13,21.47,17.18,7.47,53.6,37.08,26.26,16.73,87.2,53.15,43.81,14.89,76.68,44.2,32.21,15.35,61.26,31.09,20.7,9.51,76.49,48.83,36.03,15.92,74.88,46.07,29.47,13.39,70.12,49.36,30.26,13.5,58.63,50.81,21.92,--,54.96,--,50.52,33.6, 应收账款周转天数(天),12.1,8.7,5.15,10.55,12.58,10.47,12.06,6.72,7.28,6.86,5.38,4.13,5.08,4.11,6.04,4.7,6.11,5.59,5.86,5.88,8.69,8.7,9.46,4.71,5.53,5,5.65,4.81,5.86,6.11,6.72,5.13,5.47,5.95,6.67,6.14,5.31,8.21,--,6.55,--,7.13,10.71, 存货周转率(次),8.48,6.32,3.16,13.58,9.59,5.41,2.71,19.04,11.89,9.02,4.58,25.25,15.39,9.21,5.5,25.78,19.14,12.27,5.73,28.9,22.93,16.85,8.21,36.93,29.68,18.41,8.82,44.28,36.2,27.92,14.81,54.98,43.78,26.17,12.25,50.18,41.35,26.84,--,67.41,--,94.4,62.48, 固定资产周转率(次),--,0.18,--,0.31,--,0.15,--,0.51,--,0.26,--,0.52,--,0.24,--,0.47,--,0.22,--,0.39,--,0.17,--,0.4,--,0.19,--,0.43,--,0.2,--,0.46,--,0.22,--,0.48,--,0.27,--,0.56,--,0.65,0.39, 总资产周转率(次),0.2,0.13,0.06,0.22,0.15,0.1,0.04,0.32,0.25,0.17,0.07,0.36,0.28,0.18,0.08,0.37,0.29,0.18,0.09,0.33,0.23,0.14,0.06,0.33,0.25,0.16,0.07,0.35,0.26,0.16,0.08,0.42,0.32,0.2,0.09,0.42,0.32,0.2,--,0.48,--,0.52,0.39, 存货周转天数(天),31.82,28.46,28.52,26.51,28.17,33.27,33.27,18.91,22.71,19.96,19.63,14.26,17.54,19.55,16.37,13.96,14.11,14.68,15.71,12.46,11.77,10.68,10.96,9.75,9.1,9.78,10.21,8.13,7.46,6.45,6.08,6.55,6.17,6.88,7.35,7.17,6.53,6.71,--,5.34,--,3.81,5.76, 总资产周转天数(天),1377.55,1360.54,1535.84,1636.36,1758.96,1884.82,2331.61,1118.01,1076.13,1082.38,1203.21,1011.24,977.91,1015.23,1107.01,978.53,932.64,999.44,1033.3,1102.6,1149.91,1264.04,1406.25,1098.9,1072.28,1140.68,1227.83,1032.11,1029.36,1119.4,1162.79,865.59,832.82,905.43,1007.84,850.86,837.73,896.41,--,746.73,--,697.67,922.6, 流动资产周转率(次),1.81,1.18,0.61,1.12,0.77,0.48,0.17,1.15,0.87,0.62,0.26,1.34,1.04,0.75,0.32,1.96,1.9,1.32,0.63,3.14,2.24,1.37,0.6,4.06,3.09,1.96,0.87,5.86,3.65,3.36,1.84,9.42,6.4,2.92,1.6,8.56,4.77,2.31,--,10.46,--,12.51,832.13, 流动资产周转天数(天),149.21,152.36,148.03,320.34,352.3,377.99,536.67,314,311.67,292.07,345.49,268.46,260.27,239.81,280.9,183.64,142.4,136.1,143.22,114.53,120.47,131.52,149.63,88.66,87.3,92.04,103.51,61.4,73.93,53.49,49,38.22,42.17,61.7,56.39,42.05,56.61,77.86,--,34.41,--,28.78,0.43, 经营现金净流量对销售收入比率(%),0.21,0.33,0.36,0.34,0.29,0.12,-0.07,0.34,0.35,0.34,0.47,0.31,0.33,0.32,0.3,0.36,0.38,0.41,0.51,0.4,0.43,0.47,0.6,0.31,0.36,0.35,0.49,0.29,0.33,0.43,0.43,0.3,0.33,0.25,0.28,0.33,0.38,0.45,--,0.39,--,0.32,0.33, 资产的经营现金流量回报率(%),0.04,0.04,0.02,0.08,0.05,0.01,-0,0.11,0.09,0.06,0.03,0.1,0.09,0.06,0.02,0.12,0.11,0.07,0.04,0.13,0.1,0.07,0.04,0.1,0.09,0.05,0.04,0.09,0.08,0.06,0.03,0.12,0.11,0.05,0.03,0.13,0.11,0.08,--,0.18,--,0.16,0.13, 经营现金净流量与净利润的比率(%),1.25,1.7,2.67,2.48,2.38,6.85,--,1.3,1.23,0.98,0.92,1.22,1.22,0.94,0.64,1.43,1.16,1.17,1.11,2.16,1.66,1.4,1.16,2.16,2.14,1.91,2.27,1.62,1.37,1.57,1.88,1.49,1.41,1.05,1.5,1.64,1.47,1.45,--,1.46,--,1.55,1.39, 经营现金净流量对负债比率(%),0.16,0.15,0.08,0.24,0.15,0.03,-0.01,0.32,0.26,0.2,0.13,0.37,0.31,0.24,0.11,0.51,0.57,0.36,0.23,0.64,0.47,0.3,0.17,0.44,0.37,0.21,0.14,0.39,0.33,0.31,0.17,1.27,1.04,0.38,0.23,1.15,0.99,0.16,--,0.39,--,0.28,0.2, 现金流量比率(%),27.29,22.39,13.77,38.83,30.31,9.19,-1.86,70.71,46.51,34.02,20.82,89.55,96.53,63.68,29.53,139.25,161.59,85.02,54.43,73.76,58.69,43.57,26.31,140.97,116.71,57.7,50.06,127.67,192.09,130.92,82.11,360.24,257.09,70.51,58.64,300.94,291.62,43.61,--,111.53,--,126.45,41.37,