报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-06-30,2000-12-31,2000-06-30,1999-12-31,1999-06-30,1998-12-31,1998-06-30,1997-12-31,1997-06-30,1996-12-31,1996-06-30,1995-12-31,1994-12-31,1993-12-31, 应收账款周转率(次),26.56,89.32,67.3,48.87,18.98,383.44,187.15,223.43,152.75,751.3,531.19,399.62,206.11,783.25,469.86,299.01,193.25,799.12,522.15,419.72,210.77,1267.91,804.23,596.4,372.3,1385.88,550.11,451.03,201.19,210.41,147.86,105.28,18.73,85.75,42.6,22,11.64,36.2,24.11,14.49,7.82,34.41,24.46,18.27,9.57,35.86,22.33,14.66,8.1,29.49,17.34,11.02,6.97,22.82,12.65,8.21,5.01,14.04,5.97,4.01,2.26,13.05,6.02,4.06,5.16,11.92,8.61,5.61,3.38,15.07,7.97,6.37,3.85,20.16,12.55,8.21,5.07,35.57,17.18,61.48,19.71,52.47,39.77,107.65,66.13,65.29,58.16,72.8,37.04,74.23,46.41,42.29, 应收账款周转天数(天),3.39,4.03,4.01,3.68,4.74,0.94,1.44,0.81,0.59,0.48,0.51,0.45,0.44,0.46,0.57,0.6,0.47,0.45,0.52,0.43,0.43,0.28,0.34,0.3,0.24,0.26,0.49,0.4,0.45,1.71,1.83,1.71,4.81,4.2,6.34,8.18,7.73,9.94,11.2,12.43,11.51,10.46,11.04,9.85,9.4,10.04,12.09,12.28,11.11,12.21,15.58,16.34,12.91,15.78,21.35,21.91,17.97,25.65,45.23,44.89,39.79,27.59,44.87,44.36,17.44,30.2,31.37,32.08,26.6,23.89,33.87,28.24,23.39,17.85,21.51,21.93,17.76,10.12,10.48,5.86,9.13,6.86,4.53,3.34,2.72,5.51,3.09,4.95,4.86,4.85,7.76,8.51, 存货周转率(次),0.76,2.7,1.39,1.05,0.52,7.51,5.52,3.79,2.03,8.41,6.24,4.36,2.42,8.92,6.21,4.27,2.22,5.38,2.71,1.84,1.01,3.88,2.91,1.87,0.98,3.43,2.16,1.5,0.62,2.62,1.8,1.36,0.48,2.08,1.24,0.68,0.39,2.08,1.64,1.45,1.19,5,3.11,2.43,1.15,5.08,4.98,3.96,2.49,7.38,5.02,3.41,2.34,6.5,4.03,2.91,1.83,4.91,2.31,1.68,0.89,4.53,2.02,1.4,0.77,2.77,1.96,1.34,0.67,2.52,1.84,1.13,0.63,3.1,2.3,1.6,0.93,3.33,1.77,5.14,3.27,8.27,3.4,6.28,3.77,2.88,0,2.85,1.56,3.51,3.34,3.72, 固定资产周转率(次),--,1.15,--,0.61,--,3,--,1.46,--,3.03,--,1.49,--,2.94,--,1.39,--,2.94,--,1.42,--,3.04,--,1.45,--,3.79,--,1.83,--,5.29,--,3.62,--,6.61,--,1.97,--,4.59,--,2.06,--,4.28,--,2.19,--,3.22,--,1.57,--,2.56,--,1.19,--,2.35,--,1.11,--,1.79,0.9,0.62,0.34,1.68,0.84,0.58,0.32,1.29,0.99,0.68,0.34,1.32,0.98,0.59,0.35,1.59,1.08,0.74,0.41,1.83,0.9,2.15,1.06,2.49,1.45,4.12,1.98,4.49,2.45,5.02,2.44,5.8,6.76,1.38, 总资产周转率(次),0.13,0.42,0.29,0.22,0.1,1.06,0.76,0.52,0.28,1.1,0.81,0.56,0.31,1.05,0.73,0.46,0.26,0.92,0.62,0.43,0.24,0.87,0.64,0.42,0.21,1.09,0.77,0.54,0.25,1.27,0.89,0.69,0.23,1.12,0.63,0.34,0.19,0.84,0.61,0.48,0.28,1.11,0.75,0.56,0.28,0.93,0.62,0.48,0.27,0.84,0.58,0.39,0.23,0.78,0.52,0.36,0.22,0.7,0.39,0.27,0.15,0.76,0.38,0.26,0.15,0.55,0.41,0.27,0.14,0.49,0.36,0.22,0.12,0.56,0.39,0.26,0.15,0.64,0.31,0.8,0.45,0.9,0.41,1.03,0.54,0.77,0.42,0.98,0.56,1.26,1.27,1.38, 存货周转天数(天),118.45,133.21,194.34,171.02,173.41,47.92,48.92,47.48,44.26,42.81,43.27,41.27,37.15,40.36,43.49,42.16,40.48,66.87,99.47,97.6,89.5,92.69,92.72,96.07,92.23,104.93,125.14,120.29,144.25,137.6,149.71,132.79,188.52,173,216.94,265.25,232.32,173.31,164.42,123.84,75.56,72.03,86.81,73.98,78.15,70.86,54.18,45.45,36.2,48.81,53.78,52.73,38.42,55.36,66.99,61.75,49.14,73.35,116.89,107.29,100.73,79.52,133.47,128.82,117.6,129.87,137.73,133.92,133.59,142.86,146.91,158.63,142.9,115.96,117.37,112.51,96.98,107.98,101.59,70.1,55.12,43.55,52.99,57.32,47.74,125.16,--,126.4,115.58,102.51,107.67,96.75, 总资产周转天数(天),717.13,853.49,941.42,831.79,922.13,341.14,356.67,344.63,318.7,326.71,331.86,324.21,290.14,343.84,368.7,387.68,352.94,389.44,436.4,420.66,382.17,414.99,419.38,428.47,419.19,330.85,348.79,333.33,363.2,284.59,303.95,261.32,399.29,322.21,427.08,526.32,473.68,430.11,444.08,377.44,316.57,325.35,360.87,321.43,320.74,389.15,439.02,374.06,331.13,428.11,468.42,460.95,383.63,460.18,516.65,503.64,412.84,514.51,689.66,654.78,601.2,473.06,709.59,686.5,614.75,654.55,663.06,656.93,665.19,736.95,751.88,831.79,761.42,644.01,698.58,683.89,601.2,564.44,577.48,452.77,399.2,400.09,439.45,349.38,332.16,468.81,430.52,366.08,324.09,285.08,283.33,260.66, 流动资产周转率(次),0.49,1.42,0.98,0.76,0.33,3.78,2.67,1.98,1.09,4.33,3.22,2.26,1.3,3.8,2.54,1.43,0.88,2.64,1.69,1.17,0.66,2.09,1.56,1,0.5,2.29,1.62,1.11,0.49,2.34,1.55,1.25,0.39,1.89,0.99,0.55,0.31,1.4,0.98,0.85,0.51,2.15,1.47,1.16,0.57,2.16,1.43,1.29,0.75,2.41,1.57,1.11,0.65,2.26,1.45,1.03,0.61,1.87,0.97,0.69,0.37,1.9,0.94,0.63,0.36,1.25,0.9,0.59,0.29,1.01,0.75,0.45,0.24,1.14,0.79,0.53,0.31,1.22,0.57,1.6,1.02,2.18,0.97,2.26,1.23,1.43,0.75,1.87,1.25,2.66,4.83,--, 流动资产周转天数(天),184.8,254.31,274.75,236.03,272.89,95.29,100.96,90.91,82.68,83.23,83.9,79.68,69.41,94.78,106.4,125.46,101.95,136.32,159.95,153.65,137.32,172.27,173.27,179.62,180.94,157.29,166.26,162.24,185.19,153.85,174.18,143.75,232.44,190.84,271.77,326.26,292.11,256.41,274.56,212.31,177.41,167.44,183.84,155.36,156.63,166.61,189.35,139.1,120.32,149.6,172.06,162.53,138.31,159.51,185.69,175.06,148.61,192.82,279.62,260.95,240.13,189.28,288.52,284.27,247.93,288.55,299.47,304,310.24,357.71,360.48,399.91,376.88,315.71,339.67,337.46,290.51,295.93,317.12,225.06,176.4,165.1,184.84,159.07,146.25,251.22,240.51,192.23,144.31,135.4,74.59,--, 经营现金净流量对销售收入比率(%),0.3,0.11,0.11,0.13,0.09,0.06,0.05,-0,-0.07,0.01,0.02,-0,0.02,0.13,0.02,0.02,-0.12,0.03,-0,-0.05,-0.04,0.07,0.02,-0.05,-0,0.12,0.08,0.1,0.02,0.07,0.17,0.06,0.24,0.06,0.09,-0.17,-0.17,0.39,0.22,0.13,0.31,0.14,0.16,-0.01,0.07,0.18,0.28,0.04,0.03,0.18,0.04,0.05,0.09,0.14,0.14,0.17,0.38,0.13,0.02,-0.07,0.54,0.11,0.02,0.05,-0,0.07,0.05,0.01,-0.06,0.15,-0.08,-0.09,-0.34,0.05,0,-0.1,--,0.05,-0.12,0.06,0.09,0.09,--,0.03,--,--,--,--,--,--,--,--, 资产的经营现金流量回报率(%),0.03,0.05,0.03,0.03,0.01,0.07,0.04,-0,-0.02,0.01,0.02,-0,0.01,0.14,0.02,0.01,-0.03,0.03,-0,-0.02,-0.01,0.06,0.01,-0.02,-0,0.12,0.07,0.06,0.01,0.1,0.15,0.04,0.05,0.06,0.05,-0.06,-0.03,0.24,0.1,0.05,0.08,0.15,0.11,-0.01,0.02,0.15,0.15,0.02,0.01,0.14,0.02,0.02,0.02,0.11,0.07,0.06,0.08,0.09,0.01,-0.02,0.08,0.08,0.01,0.01,-0,0.04,0.02,0,-0.01,0.07,-0.03,-0.02,-0.04,0.02,0,-0.03,--,0.03,-0.03,0.04,0.04,0.08,--,0.03,--,--,--,--,--,--,--,--, 经营现金净流量与净利润的比率(%),3.99,--,--,--,--,2.71,1.42,-0.15,-2.19,1.46,1.17,-0.02,0.81,--,--,--,--,--,--,--,-21.29,3.85,1.17,-1.71,-0.04,3.69,2.82,3.34,0.71,1.05,1.85,0.57,6.18,0.72,1.64,-6.13,-3.97,10.33,7.48,3.44,7.3,3.96,5.43,-0.42,1.77,6.45,23.85,2.16,1.63,6.19,1.89,2.69,4.49,4.01,3.06,8.55,22.11,18.05,1.92,-3.92,27.27,67.1,4.27,4.1,-0.16,4.47,3.28,0.33,-5.1,9.13,-2.81,-3.03,-15.38,0.87,0,-3.63,--,1.31,-4.41,2,2.3,1.45,--,0.53,--,--,--,--,--,--,--,--, 经营现金净流量对负债比率(%),0.04,0.06,0.04,0.04,0.01,0.08,0.05,-0,-0.02,0.02,0.02,-0,0.01,0.16,0.02,0.01,-0.04,0.03,-0,-0.03,-0.01,0.09,0.02,-0.03,-0,0.17,0.09,0.08,0.01,0.13,0.2,0.06,0.07,0.08,0.07,-0.07,-0.04,0.31,0.13,0.08,0.13,0.24,0.17,-0.02,0.04,0.26,0.25,0.03,0.02,0.29,0.04,0.04,0.04,0.23,0.14,0.11,0.14,0.17,0.02,-0.04,0.15,0.14,0.01,0.02,-0,0.07,0.04,0,-0.01,0.11,-0.05,-0.03,-0.07,0.04,0,-0.05,--,0.05,-0.06,0.06,0.07,0.16,--,0.05,--,--,--,--,--,--,--,--, 现金流量比率(%),5.93,6.56,4.78,4.39,1.32,11.07,6.31,-0.21,-3.25,2.2,3.34,-0.04,1.03,20.64,2.52,1.61,-5.28,4.51,-0.03,-5.06,-2.15,15.98,3.53,-6.13,-0.05,31.14,16.74,14.06,1.34,19.98,29.32,9.52,9.33,10.26,8.28,-9.29,-5.37,39.29,17.37,9.53,14.76,28.71,20.06,-1.84,3.92,27.5,27.05,3.76,1.93,35.77,5.87,6.02,4.93,28.38,16.9,13.65,17.22,19.83,1.68,-3.73,14.93,14.45,1.42,2.53,-0.07,7.21,4,0.32,-1.33,11.73,-4.87,-3.39,-7.78,4.77,0,-5.21,--,5.31,-7.76,7.78,10.26,24.43,--,8.03,--,--,--,--,--,--,--,--,