报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2007-12-31, 应收账款周转率(次),20.67,14.29,7.13,23.32,12.02,8.05,3.49,11.9,6.87,4.51,2.17,12.7,7.82,5.29,2.92,15.46,8.68,6.11,3.09,17.39,9.21,6.5,3.27,22.05,11.1,8.18,4.22,38.17,18.17,13.26,6.54,67.07,20.58,17.09,10.34,92.61,32.43,28.41,19.13,111.04,59.37,41.22,20.95,104.3,47.89,31.02,17.79,105.64,--,--,--,114.18,70.14, 应收账款周转天数(天),13.06,12.6,12.62,15.44,22.47,22.37,25.79,30.25,39.29,39.92,41.41,28.36,34.54,34.01,30.79,23.28,31.1,29.45,29.11,20.7,29.32,27.71,27.53,16.33,24.33,22.01,21.32,9.43,14.86,13.58,13.77,5.37,13.12,10.53,8.7,3.89,8.32,6.34,4.7,3.24,4.55,4.37,4.3,3.45,5.64,5.8,5.06,3.41,--,--,--,3.15,5.13, 存货周转率(次),5.86,3.31,1.6,6.05,4.5,2.76,1.29,5.78,4.78,2.92,1.55,6.25,4.8,2.89,1.3,5.96,4.95,3.05,1.49,6.82,5.48,3.15,1.5,6.81,5.22,3.14,1.43,7.46,5.65,3.33,1.64,8.45,6.69,3.89,1.8,7.79,5.75,3.64,1.7,6.91,5.28,2.88,1.34,5.33,4.37,2.57,1.22,4.83,--,--,--,5.22,3.26, 固定资产周转率(次),--,2.01,--,3.47,--,1.5,--,3.08,--,1.61,--,4.11,--,1.98,--,4.54,--,2.27,--,4.74,--,2.09,--,5.06,--,2.43,--,7.54,--,3.59,--,10.01,--,4.56,--,9.63,--,4.96,--,11.05,--,5.33,--,10.89,--,5.43,--,10.5,--,--,--,--,1.63, 总资产周转率(次),0.92,0.61,0.3,1.06,0.74,0.45,0.21,0.9,0.67,0.45,0.23,1.03,0.73,0.47,0.24,1.09,0.83,0.54,0.26,1.16,0.83,0.52,0.24,1.32,1.02,0.7,0.34,1.97,1.47,0.94,0.49,2.39,1.71,1.06,0.5,2.04,1.46,0.93,0.44,1.78,1.25,0.77,0.36,1.77,1.29,0.83,0.58,2.28,--,--,--,2.42,1.63, 存货周转天数(天),46.04,54.35,56.38,59.46,59.95,65.29,69.61,62.31,56.5,61.61,57.89,57.57,56.28,62.33,69.07,60.38,54.51,59.06,60.28,52.77,49.28,57.14,60.2,52.88,51.74,57.29,63.11,48.27,47.76,54.03,54.8,42.6,40.34,46.24,49.94,46.19,46.98,49.4,52.82,52.07,51.13,62.41,67.28,67.49,61.85,70.15,73.65,74.54,--,--,--,68.97,110.49, 总资产周转天数(天),292.11,295.08,301.71,338.86,367.35,399.29,432.69,401.74,402.74,400.8,394.56,348.33,368.1,379.43,376.1,331.49,324.21,332.59,349.92,311.1,327.11,343.18,375.47,272.83,264.32,257.88,267.54,183.05,184.02,191.71,182.59,150.33,158.01,169.16,181.67,176.7,185.4,194.43,203.34,201.71,215.78,233.49,250.91,203.83,208.61,216.92,155.04,157.63,--,--,--,148.69,221.5, 流动资产周转率(次),2.37,1.57,0.76,2.77,1.94,1.2,0.55,2.4,1.79,1.2,0.6,2.41,1.62,1.06,0.53,2.23,1.7,1.12,0.52,2.23,1.6,1.02,0.46,2.45,1.93,1.36,0.64,3.68,2.8,1.81,0.97,4.35,3.07,1.88,0.85,3.17,2.23,1.36,0.64,2.43,1.68,1.03,0.47,2.43,1.76,1.12,0.9,3.54,--,--,--,3.72,248.43, 流动资产周转天数(天),113.93,114.69,118.87,130.02,139.39,149.51,163.52,150.3,150.78,150.21,149.55,149.68,166.4,169.08,170.62,161.11,158.42,160.89,173.51,161.36,168.85,176.52,195.48,147.16,139.6,132.06,141,97.92,96.47,99.63,92.59,82.7,88.07,95.95,106.16,113.42,121.04,131.95,140.85,148.15,160.7,174.69,189.75,148,153.09,160.61,100.27,101.74,--,--,--,96.7,1.45, 经营现金净流量对销售收入比率(%),0.02,-0.01,-0.05,0.08,0.08,0.06,-0.02,0.11,0.07,0,-0.06,0.06,0.02,-0.07,-0.16,0.04,-0,-0.05,-0.15,0.04,-0.01,-0.03,-0.16,0.08,0.04,-0.05,-0.2,0.05,-0,-0.05,-0.15,0.03,-0.01,-0.05,-0.08,0.07,0,-0.05,-0.09,0.08,0.07,0,-0.07,0.07,0.07,0.01,0,0.07,0.09,--,--,0.08,0.03, 资产的经营现金流量回报率(%),0.02,-0.01,-0.02,0.08,0.05,0.02,-0,0.09,0.04,0,-0.01,0.06,0.02,-0.03,-0.04,0.04,-0,-0.03,-0.04,0.04,-0,-0.01,-0.04,0.09,0.04,-0.03,-0.07,0.08,-0,-0.05,-0.08,0.06,-0.02,-0.05,-0.04,0.12,0.01,-0.05,-0.04,0.14,0.09,0,-0.03,0.1,0.07,0.01,0,0.14,--,--,--,0.19,0.06, 经营现金净流量与净利润的比率(%),--,-0.32,-0.84,0.72,0.62,0.46,-0.13,2.88,2.49,0.42,--,2.2,0.7,-7.06,-3.69,0.54,-0.07,-0.72,-2.73,0.69,-0.12,-0.56,-3.78,1.83,1.26,-1.74,-6.62,1.04,-0.05,-1.53,-3.65,0.67,-0.32,-1.08,-1.09,0.98,0.08,-0.68,-0.95,1.26,1.18,0.05,-0.76,1.24,1.33,0.24,0.03,0.97,1.35,--,--,2.04,0.71, 经营现金净流量对负债比率(%),0.04,-0.01,-0.03,0.17,0.12,0.06,-0.01,0.24,0.12,0,-0.03,0.14,0.03,-0.07,-0.1,0.1,-0.01,-0.07,-0.11,0.12,-0.01,-0.04,-0.13,0.28,0.08,-0.08,-0.18,0.2,-0,-0.12,-0.24,0.18,-0.05,-0.18,-0.14,0.49,0.03,-0.21,-0.19,0.58,0.38,0.01,-0.15,0.45,0.36,0.05,0,0.27,--,--,--,0.31,0.09, 现金流量比率(%),6.29,-2.04,-4.68,21.57,14.83,6.82,-1.22,31.4,15.2,0.14,-4.02,16.58,3.79,-8.21,-11.34,10.55,-1.01,-8.11,-12.16,13.98,-1.6,-5.11,-15.77,33.1,9.39,-10.2,-22.05,23.45,-0.59,-14.3,-24.78,18.73,-5.71,-18.97,-15.68,53.21,2.8,-22.67,-21.05,63.27,41.22,1.49,-17.08,48.52,37.71,5.1,0.21,27.65,--,--,--,31.99,9.05,