报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2010-12-31,2009-12-31,2008-12-31, 应收账款周转率(次),11.82,10.93,5.45,21.1,15.8,10.92,5.08,21.14,15.51,10.54,4.92,12.76,8.01,5.33,2.07,10.81,8.08,5.79,2.88,12.82,7.16,4.44,2.47,13.85,8.26,7.54,3.48,20.72,--,9.13,5.2,23.5,12.06,12.35,4.68,25.83,13.73,11.96,4.25,29.26,16.29,15.33,20.66,12.44,18.65, 应收账款周转天数(天),22.84,16.47,16.52,17.06,17.09,16.48,17.72,17.03,17.41,17.08,18.29,28.22,33.71,33.75,43.48,33.29,33.42,31.11,31.26,28.09,37.7,40.5,36.47,25.99,32.69,23.87,25.86,17.37,--,19.71,17.31,15.32,22.38,14.57,19.24,13.94,19.66,15.06,21.16,12.31,16.58,11.74,17.43,28.93,19.31, 存货周转率(次),3.21,2.58,1.26,4.79,3.73,2.29,1.15,3.77,2.7,1.69,0.73,2,1.13,0.74,0.43,1.85,1.39,0.93,0.55,1.79,1.29,0.77,0.38,1.45,1.05,0.7,0.35,1.89,--,1.09,0.46,2.78,2.23,1.71,0.94,4.19,2.54,1.73,0.83,4.11,2.75,1.74,3.36,2.35,3.15, 固定资产周转率(次),--,1.66,--,2.87,--,1.35,--,3.4,--,1.97,--,3.6,--,1.8,--,2.96,--,1.17,--,1.57,--,0.71,--,1.5,--,0.94,--,2.57,--,1.94,0.82,--,--,--,--,--,--,--,--,--,--,4.58,--,--,0.88, 总资产周转率(次),0.6,0.44,0.2,0.84,0.61,0.37,0.18,0.89,0.68,0.44,0.22,0.81,0.55,0.37,0.19,0.71,0.5,0.32,0.16,0.48,0.37,0.22,0.11,0.46,0.36,0.25,0.13,0.63,--,0.32,0.15,0.7,--,--,--,--,--,--,--,0.98,0.83,0.51,0.95,--,0.88, 存货周转天数(天),83.98,69.89,71.6,75.13,72.43,78.59,78.57,95.41,99.84,106.64,123.14,179.71,239.15,242.1,207.8,195.12,193.87,194.38,162.37,201.64,208.7,234.74,237.59,249.03,255.97,257.7,255.97,190.48,--,165.52,195.91,129.53,121.3,105.15,95.27,85.85,106.17,104.07,108.32,87.53,98.26,103.39,107.12,153.41,114.39, 总资产周转天数(天),449.78,406.78,440.1,426.59,444.44,490.2,487.54,404.13,398.7,407.42,404.49,444.39,492.79,492.21,473.68,507.61,535.18,554.7,557.28,742.88,736.3,808.63,823.42,779.9,745.03,734.09,705.88,571.25,--,558.66,604.43,513.19,--,--,--,--,--,--,--,366.3,327.23,350.95,378.87,--,408.02, 流动资产周转率(次),1.42,1.11,0.48,2.2,1.57,0.91,0.46,1.85,1.36,0.83,0.39,1.34,0.87,0.55,0.28,1.18,0.88,0.57,0.3,0.92,0.71,0.42,0.21,0.88,0.65,0.44,0.23,1.26,--,0.68,0.3,1.58,1.22,0.94,0.5,1.84,1.23,0.83,0.37,1.71,1.27,0.78,1.5,1.17,150.55, 流动资产周转天数(天),189.53,161.58,188.05,163.76,172.02,197.09,196.08,194.22,199.19,215.91,233.46,269.16,310.59,324.79,318.25,305.5,308.25,313.48,302.11,392.07,382.49,424.43,430,411.05,414.62,411.43,388.43,286.53,--,264.63,297.52,227.42,220.44,191.67,178.82,195.93,219.01,217.68,242.65,211.14,213.32,231.54,239.22,307.72,2.39, 经营现金净流量对销售收入比率(%),0.1,0.11,0.15,0.09,0.05,0.04,0.01,0.14,0.09,0.12,0.01,0.13,0.05,0.02,-0.05,-0.19,-0.2,-0.16,-0.09,0.2,0.05,0.05,-0.09,-0.11,-0.2,-0.19,-0.3,-0.17,--,-0.13,-0.43,-0.17,-0.26,-0.18,-0.33,0.12,-0.03,0.1,-0.03,0.05,-0.06,-0.13,0.05,0.06,-0.05, 资产的经营现金流量回报率(%),0.05,0.04,0.03,0.07,0.03,0.01,0,0.11,0.06,0.05,0,0.1,0.02,0.01,-0.01,-0.11,-0.09,-0.05,-0.01,0.09,0.02,0.01,-0.01,-0.05,-0.07,-0.04,-0.04,-0.09,-0.06,-0.04,-0.06,-0.1,-0.14,-0.07,-0.08,0.09,-0.02,0.05,-0.01,0.04,-0.05,-0.06,0.04,0.04,-0.04, 经营现金净流量与净利润的比率(%),0.94,1.05,1.4,1.65,1.05,1.09,0.39,24.04,12.52,41.72,--,1.2,0.24,0.08,-0.19,-0.95,-1.11,-0.92,-0.66,16.74,67.42,--,--,--,--,-38.66,-21.65,-5.09,--,-4,-12.7,-4.94,-5.62,-3.81,-6.57,2.53,-0.63,2.28,-0.42,0.88,-1.08,-2.26,0.68,0.83,-1.53, 经营现金净流量对负债比率(%),0.09,0.09,0.06,0.13,0.05,0.03,0,0.2,0.1,0.09,0,0.17,0.04,0.01,-0.01,-0.17,-0.15,-0.08,-0.03,0.16,0.03,0.02,-0.01,-0.06,-0.09,-0.06,-0.05,-0.13,-0.09,-0.05,-0.09,-0.16,-0.22,-0.13,-0.14,0.2,-0.04,0.1,-0.01,0.08,-0.1,-0.12,0.06,0.07,-0.08, 现金流量比率(%),10.57,10.69,6.91,15.51,6.57,3.1,0.56,23.01,11.59,9.9,0.52,20.3,4.56,0.96,-1.42,-18.17,-15.51,-8.72,-2.79,17.14,2.76,1.69,-1.57,-7.37,-10.4,-7,-6.1,-14.71,-10.28,-6.25,-11.08,-20.65,-29.07,-14.91,-18.81,24.57,-5.66,12.66,-1.76,10.8,-12.85,-15.1,7.1,8.19,-8.65,