报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2009-12-31,2008-12-31, 应收账款周转率(次),2.92,1.9,0.91,3.26,2.19,1.31,0.55,2.81,1.97,1.19,0.51,3.11,2.37,1.6,0.77,3.92,3.11,2.38,1.15,6.79,3.4,2.26,1.05,4.11,1.68,1.39,0.7,3.36,2.24,1.42,0.65,3.18,2.41,1.62,0.76,3.46,2.45,1.72,0.67,5.1,4.09,--,--,6.72,6.47,5.98, 应收账款周转天数(天),92.39,94.6,99.11,110.44,123.55,137.89,162.78,128.24,137.06,151.6,177.87,115.83,113.83,112.79,117.36,91.81,86.87,75.61,78.25,53.05,79.52,79.77,86.05,87.68,160.92,129.72,129.48,107.21,120.71,126.47,138.08,113.36,111.98,111.3,118.61,104.01,110.06,104.78,135.11,70.61,66.01,--,--,53.61,55.68,60.22, 存货周转率(次),3.41,2.38,0.93,3.34,2.16,1.18,0.45,2.35,1.47,0.85,0.35,2.08,1.5,0.99,0.47,1.94,1.49,0.93,0.35,2.32,1.51,0.83,0.39,1.73,0.88,1.26,0.7,2.78,1.66,1.03,0.49,2.3,1.48,1.01,0.51,2.33,1.62,1.12,0.45,2.65,1.84,--,--,2.35,2.18,2.09, 固定资产周转率(次),--,1.42,--,2.24,--,0.94,--,2.37,--,1.1,--,3.1,--,1.64,--,3.7,--,2.07,--,5.48,--,2.09,--,3.03,--,0.69,--,1.54,--,0.7,--,2.08,--,2.21,--,5.02,--,2.28,--,4.99,3.75,--,--,4.39,3.44,0.93, 总资产周转率(次),0.52,0.35,0.17,0.64,0.44,0.25,0.1,0.56,0.38,0.22,0.09,0.53,0.4,0.26,0.12,0.46,0.34,0.22,0.09,0.65,0.52,0.28,0.13,0.53,0.27,0.22,0.11,0.52,0.37,0.22,0.1,0.46,0.34,0.22,0.1,0.55,0.4,0.25,0.15,1.03,0.81,--,--,1.16,1.06,0.93, 存货周转天数(天),79.11,75.53,97.21,107.84,124.98,152.62,200.45,153.34,183.47,212.09,254.81,173.19,180.04,181.67,193.09,185.95,181.81,194.05,259.82,155.32,179.31,216.61,228.6,208.24,306.3,142.48,128.85,129.28,162.56,174.35,182.93,156.47,182.12,177.97,175.54,154.81,166.54,160.96,198.06,135.73,146.78,--,--,152.92,165.28,172.02, 总资产周转天数(天),519.23,515.32,535.4,559.7,608.25,724.35,916.5,648.42,709.78,827.59,1019.25,674.54,680.96,695.79,750.63,778.38,801.66,832.18,1030.93,551.3,523.97,642.86,687.02,673.4,1010.1,805.37,823.42,689.66,739.52,803.21,866.22,785,802.38,827.59,903.61,658.02,674.33,729.63,584.8,348.23,333.58,--,--,311.5,340.07,387.51, 流动资产周转率(次),0.93,0.62,0.34,1.26,0.87,0.48,0.19,1.03,0.69,0.39,0.16,0.89,0.65,0.41,0.19,0.73,0.56,0.35,0.14,1.11,0.96,0.52,0.25,1,0.47,0.38,0.19,0.88,0.56,0.36,0.17,0.61,0.4,0.25,0.11,0.63,0.46,0.29,0.2,1.36,1.08,--,--,1.61,1.56,141.68, 流动资产周转天数(天),289.42,290.56,267.3,285.35,311.38,373.06,468.51,350.43,392.16,459.3,564.62,404.59,414.56,434.57,472.19,490.26,480.26,508.47,640.57,323.83,282.1,343.12,356.15,359.39,572.64,470.71,476.69,410.35,482.57,498.2,542.82,592.79,673.32,727.57,811.54,570.98,584.29,630.69,454.09,265.02,249.38,--,--,223.53,230.16,2.54, 经营现金净流量对销售收入比率(%),0.2,0.13,0.17,0.16,0.17,0.26,0.56,0.13,0.04,0.08,0.34,0.06,0.11,0.05,0.13,0.13,0.02,-0.05,0.05,0.19,0.09,0.01,0.11,0.06,0.11,0.1,0.14,0.14,0.06,0.04,0.04,0.18,0.15,0.22,0.09,0.07,0.02,0.03,-0.5,0.2,0.11,--,--,0.29,0.25,0.19, 资产的经营现金流量回报率(%),0.09,0.04,0.03,0.1,0.07,0.06,0.05,0.07,0.02,0.02,0.03,0.03,0.04,0.01,0.02,0.06,0.01,-0.01,0,0.11,0.04,0,0.01,0.02,0.02,0.02,0.02,0.07,0.02,0.01,0,0.08,0.05,0.05,0.01,0.03,0.01,0.01,-0.08,0.18,0.08,--,--,0.28,0.26,0.17, 经营现金净流量与净利润的比率(%),2.07,1.43,1.7,8.17,3.27,5.05,11.46,4.06,0.6,1.63,12.8,0.7,1.34,0.64,1.93,--,0.29,-0.77,0.85,2.16,0.86,0.07,1.55,0.52,0.87,0.92,1.85,1.09,0.48,0.26,0.24,1.16,0.78,1.19,0.52,0.33,0.09,0.13,-2.24,0.82,0.48,--,--,1.21,1.22,1.23, 经营现金净流量对负债比率(%),0.26,0.11,0.06,0.23,0.17,0.16,0.15,0.19,0.04,0.05,0.1,0.09,0.12,0.04,0.04,0.15,0.02,-0.04,0.02,0.37,0.1,0,0.04,0.05,0.04,0.08,0.05,0.24,0.12,0.05,0.02,0.44,0.34,0.32,0.09,0.28,0.05,0.05,-0.49,0.84,0.4,--,--,1.13,1.16,0.95, 现金流量比率(%),29.48,12.14,6.88,24.88,19.09,17.45,16.53,21.48,5.2,5.8,11.12,10.71,14.56,4.2,4.86,17.57,1.99,-4.58,2.03,44.66,12.36,0.38,4.09,5.61,4.84,8.6,6.02,25.92,13.85,5.36,2.61,53.01,44.4,36.47,8.99,28.65,5.36,5.27,-48.74,83.9,40.23,--,--,112.86,115.5,95.43,