报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2008-12-31,2007-12-31, 应收账款周转率(次),5.46,3.99,2.05,7.72,4.57,2.67,1.01,7.58,5.11,3.11,1.61,8.16,5.89,3.32,1.67,7.57,5.16,3.09,1.49,6.22,4.01,2.38,1.04,5.33,3.47,2.16,0.92,4.59,3.02,1.95,0.91,4.38,3.05,1.82,0.89,5.31,3.2,2.16,1.04,6.85,3.85,2.72,1.31,8.42,--,3.21,--,10.74,20.56,10.75, 应收账款周转天数(天),49.43,45.09,43.84,46.63,59.04,67.44,89.53,47.47,52.89,57.82,55.86,44.09,45.83,54.17,53.95,47.53,52.37,58.2,60.38,57.89,67.31,75.6,86.72,67.57,77.88,83.44,97.5,78.42,89.46,92.37,98.63,82.25,88.54,98.82,100.6,67.82,84.35,83.16,86.27,52.56,70.22,66.19,68.84,42.74,--,56.07,--,33.53,17.51,33.49, 存货周转率(次),3.1,2.09,1.12,4.42,3.28,1.92,0.63,4.39,3.41,2.29,0.93,4.08,2.89,1.94,0.74,3.31,2.31,1.6,0.66,2.53,1.84,1.1,0.42,2.24,1.58,1.06,0.39,2.16,1.68,1.17,0.52,1.96,1.44,0.94,0.44,2.05,1.53,0.92,0.48,2.55,1.98,1.41,0.66,3.83,--,2.13,--,3.55,3.19,2.09, 固定资产周转率(次),--,3.29,--,4.97,--,2,--,3.53,--,1.4,--,2.6,--,1.3,--,2.25,--,1.1,--,1.86,--,0.84,--,1.56,--,0.73,--,1.4,--,0.76,--,1.45,--,0.77,--,2.67,--,2.72,--,8.35,--,4.33,--,11.59,--,5.75,--,--,--,1.02, 总资产周转率(次),0.36,0.25,0.11,0.37,0.27,0.16,0.05,0.35,0.25,0.17,0.07,0.33,0.25,0.17,0.07,0.32,0.23,0.16,0.07,0.3,0.21,0.14,0.06,0.28,0.2,0.14,0.05,0.28,0.22,0.15,0.06,0.28,0.21,0.15,0.06,0.29,0.22,0.14,0.06,0.45,0.35,0.23,0.1,1.18,--,0.63,--,1.31,--,1.02, 存货周转天数(天),87.14,86.14,80.41,81.49,82.22,93.64,141.8,82.01,79.21,78.77,97.05,88.2,93.44,92.82,122.18,108.86,116.82,112.61,137.36,142.5,146.87,163.01,214.64,160.74,171.03,169.52,230.53,166.53,160.99,153.96,172.65,183.27,186.94,191.33,204.73,175.73,176.97,195.08,188.64,141.06,136.38,127.7,136.08,93.89,--,84.41,--,101.41,112.74,171.91, 总资产周转天数(天),742.98,722.6,813.74,963.86,1001.48,1158.3,1688.56,1031.22,1060.9,1038.66,1239.67,1088.27,1094.89,1073.99,1355.42,1142.49,1182.14,1126.41,1269.39,1217.45,1269.99,1296.83,1610.02,1269.84,1321.59,1314.83,1682.24,1300.58,1230.07,1191.26,1465.8,1299.17,1259.92,1237.11,1401.87,1253.92,1203.75,1267.61,1426.31,806.45,780.12,791.21,872.94,306.12,--,285.67,--,275.48,--,353.05, 流动资产周转率(次),0.44,0.3,0.13,0.45,0.32,0.19,0.06,0.41,0.3,0.2,0.09,0.39,0.29,0.2,0.08,0.38,0.28,0.19,0.09,0.37,0.27,0.17,0.07,0.36,0.26,0.18,0.07,0.36,0.28,0.19,0.08,0.35,0.27,0.19,0.08,0.34,0.27,0.17,0.07,0.52,0.4,0.26,0.12,1.4,--,0.75,--,1.39,1.66,106.43, 流动资产周转天数(天),617,600.8,678.73,803.93,835.4,962.57,1401.87,867.89,898.8,882.35,1055.1,915.1,920.25,901.8,1133.5,944.14,973.67,926.4,1040.46,983.34,1017.33,1038.06,1283.88,995.3,1031.32,1022.15,1296.83,1006.15,952.05,928.31,1142.13,1023.31,990.83,972.45,1101.59,1045.6,1015.04,1080.43,1237.96,687.94,680.44,704.5,781.93,256.43,--,239.27,--,259.67,216.29,3.38, 经营现金净流量对销售收入比率(%),0.04,0.09,0.12,0.23,0.19,0.17,-0.09,0.22,0.18,0.15,0.12,0.17,0.15,0.12,0.04,0.26,0.27,0.22,0.06,0.36,0.37,0.28,0.1,0.2,0.19,0.1,-0.02,0.17,0.14,0.17,0.18,0.17,0.12,0.01,-0.05,0.11,0.03,0.03,-0.06,-0.06,-0.16,-0.18,-0.55,0.13,--,-0.07,--,0.25,0.04,0.32, 资产的经营现金流量回报率(%),0.01,0.02,0.01,0.09,0.05,0.03,-0.01,0.08,0.05,0.03,0.01,0.05,0.04,0.02,0,0.08,0.06,0.03,0,0.1,0.08,0.04,0.01,0.06,0.04,0.01,-0,0.05,0.03,0.03,0.01,0.05,0.02,0,-0,0.03,0.01,0,-0,-0.02,-0.04,-0.03,-0.04,0.11,--,-0.04,--,0.27,0.06,0.33, 经营现金净流量与净利润的比率(%),0.2,0.49,0.63,1.42,0.99,0.72,-0.46,1.01,0.72,0.67,0.82,0.77,0.67,0.63,0.27,1.41,1.41,1.2,0.59,2.45,2.21,1.69,0.95,1.7,1.21,0.66,-0.15,2.03,1.12,1.39,1.83,1.42,0.79,0.05,-0.38,0.81,0.2,0.16,-0.42,-0.35,-0.85,-0.96,-3.24,0.67,--,-0.39,--,1.13,0.2,1.44, 经营现金净流量对负债比率(%),0.07,0.11,0.08,0.53,0.35,0.18,-0.03,0.54,0.36,0.2,0.07,0.45,0.29,0.15,0.02,0.59,0.49,0.27,0.03,0.71,0.61,0.31,0.04,0.43,0.41,0.15,-0.01,0.48,0.28,0.2,0.11,0.44,0.25,0.01,-0.03,0.29,0.06,0.04,-0.05,-0.18,-0.34,-0.26,-0.37,0.32,--,-0.13,--,1.04,0.12,0.63, 现金流量比率(%),7.77,11.67,8.03,56.61,36.42,18.87,-3.61,57.09,37.43,20.97,7.43,47.7,30.38,15.7,2.05,62.05,51.78,28.87,3.47,75.19,65.56,33.07,4.21,46.21,44.9,16.2,-0.88,51.27,28.99,21.01,11.72,45.81,25.37,1.02,-3.55,29.78,6.25,4,-4.66,-18.4,-34.17,-26.38,-37.24,32.34,--,-12.98,--,104.12,12.35,62.52,