报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-06-30,2000-12-31,2000-09-30,1999-12-31,1998-12-31,1997-12-31, 应收账款周转率(次),2.77,13.29,9.84,6.95,3.05,11.05,8.02,5.64,2.63,9.56,7.39,4.48,2.4,4.25,2.13,1.33,0.67,3.78,2.69,1.98,1.06,5.95,4.66,2.76,1.5,8.24,4.99,3.72,1.94,17.12,10.89,9.84,7.32,29.43,21.65,15.9,6.68,24.09,15.93,10.71,4.8,22.24,22.37,10.49,5.2,32.88,46.39,33.06,13.59,30.18,18.77,11.36,5.72,29.81,27.27,17.94,10.09,35.74,26.49,17,6.73,28.4,15.81,12.03,9.17,14.87,10.34,6.56,2.12,6.17,4.33,3.11,1.35,2.8,1.26,2.06,1.35,2.09,1.88,2.12, 应收账款周转天数(天),32.52,27.08,27.45,25.89,29.49,32.57,33.68,31.94,34.25,37.65,36.56,40.19,37.47,84.66,126.64,135.34,134.97,95.36,100.53,91.09,84.89,60.46,57.88,65.21,60.06,43.71,54.14,48.33,46.33,21.03,24.8,18.29,12.29,12.23,12.47,11.32,13.48,14.95,16.95,16.8,18.75,16.19,12.07,17.15,17.32,10.95,5.82,5.44,6.62,11.93,14.39,15.85,15.72,12.08,9.9,10.03,8.92,10.07,10.19,10.59,13.38,12.67,17.08,14.96,9.82,24.21,26.1,27.44,42.45,58.34,62.34,57.88,66.9,128.48,142.91,174.84,199.62,172.54,191.25,169.5, 存货周转率(次),8.97,38.16,31.96,20.93,10.96,37.44,24.31,16.21,7.44,37.82,29.42,19.21,9.47,26.64,14.16,8.71,5.06,24.41,15.86,11.53,6.09,23.41,16.19,10.62,5.05,18.86,13.8,8.55,4.16,17.26,9.51,7.4,3.47,16.61,13.12,9.01,5.18,16.32,11.93,8.04,3.58,15.26,10.4,7.33,3.36,26.41,38.35,22.34,12.3,39.54,30.98,16.1,8.83,34.62,23.77,14.51,6.89,33.37,25.63,15.08,7.63,26.52,20.59,12.44,5.84,13.51,11.85,8.94,2.75,8.89,7.26,5.69,2.37,7.11,4.23,8.35,5.47,7.99,9.85,12.26, 固定资产周转率(次),--,2.12,--,1.16,--,2.11,--,1.03,--,2.08,--,1,--,1.33,--,0.53,--,1.37,--,0.68,--,1.23,--,0.55,--,1.14,--,0.62,--,1.66,--,0.93,--,1.98,--,1.04,--,2.02,--,1.02,--,2.54,--,1.33,--,4.37,--,2.06,--,2.57,--,1.14,--,2.55,2,1.28,0.63,3,2.68,1.77,0.8,2.57,1.95,1.19,0.55,1.7,1.36,0.91,0.36,1.54,1.2,0.78,0.51,1.49,0.75,1.37,0.98,1.69,1.98,1, 总资产周转率(次),0.1,0.47,0.36,0.24,0.12,0.48,0.36,0.24,0.12,0.51,0.37,0.24,0.12,0.36,0.23,0.15,0.07,0.38,0.26,0.18,0.1,0.42,0.3,0.21,0.1,0.41,0.31,0.2,0.1,0.6,0.46,0.34,0.17,0.73,0.54,0.35,0.21,0.71,0.53,0.34,0.16,0.92,0.7,0.49,0.22,1.73,1.28,0.77,0.38,1.19,0.86,0.53,0.25,1.24,0.94,0.61,0.3,1.32,0.97,0.65,0.31,1.02,0.75,0.48,0.23,0.65,0.49,0.34,0.13,0.47,0.36,0.23,0.12,0.46,0.23,0.7,0.5,0.86,0.87,1, 存货周转天数(天),10.03,9.43,8.45,8.6,8.21,9.62,11.1,11.1,12.1,9.52,9.18,9.37,9.51,13.52,19.06,20.67,17.79,14.75,17.02,15.61,14.79,15.38,16.68,16.95,17.82,19.09,19.56,21.05,21.65,20.86,28.39,24.33,25.96,21.68,20.59,19.98,17.38,22.06,22.64,22.38,25.12,23.59,25.97,24.55,26.75,13.63,7.04,8.06,7.32,9.11,8.72,11.18,10.2,10.4,11.36,12.4,13.07,10.79,10.54,11.94,11.8,13.57,13.11,14.47,15.42,26.64,22.79,20.14,32.75,40.51,37.17,31.64,38.03,50.66,42.54,43.11,49.35,45.07,36.54,29.38, 总资产周转天数(天),947.37,765.47,743.8,741.66,727.57,749.38,753.77,761.42,756.94,702.58,733.9,741.35,726.39,1005.87,1152.86,1211.31,1241.38,942.41,1031.72,977.73,931.68,865.59,895.82,872.09,924.97,868.73,872.94,886.7,910.93,598.01,583.28,533.81,522.95,494.78,503.17,512.67,438.17,508.98,511.07,527.7,563.2,389.48,387.1,367.95,418.6,208.06,210.92,232.35,237.53,303.31,313.7,336.83,354.47,291.12,288.25,294.84,301.41,271.92,277.15,276.33,292.02,354.47,360.05,374.22,389.11,554.1,548.67,536.35,668.15,763.2,757.79,770.55,780.57,774.36,774.53,511.65,543.7,418.26,415.8,358.28, 流动资产周转率(次),0.28,1.34,0.98,0.64,0.33,1.3,0.99,0.63,0.31,1.46,1.08,0.68,0.36,1.07,0.67,0.44,0.22,1.08,0.73,0.51,0.26,1.21,0.93,0.63,0.3,1.26,0.95,0.59,0.29,1.7,1.24,0.86,0.45,1.91,1.42,0.89,0.49,1.94,1.49,0.95,0.47,2.44,1.81,1.28,0.58,3.56,2.36,1.54,0.77,2.71,1.9,1.22,0.62,2.84,2.09,1.36,0.66,3.15,2.3,1.53,0.76,2.37,1.64,1.09,0.54,1.28,0.92,0.62,0.25,0.75,0.56,0.37,0.16,0.74,0.36,1.58,1.13,1.76,1.55,183.02, 流动资产周转天数(天),320.17,268.06,276.13,281.38,270.51,276.09,273.78,284.54,287.82,247.2,249.93,263.04,250.14,337.52,404.19,410.4,413.41,334.6,367.75,352.32,339.75,297.55,288.8,286.94,297.72,286.74,283.76,305.45,305.4,211.23,218.59,208.94,200.58,188.4,189.67,203.23,184.84,185.6,180.81,189.45,190.88,147.61,149.32,140.3,154.88,101.14,114.48,116.91,116.43,132.95,142.41,147.16,145.75,126.93,129.31,131.96,136.47,114.32,117.17,117.49,117.69,151.63,164.14,165.33,167.63,281.32,292.62,289.02,360.43,479.87,481.88,489.4,563.56,489,494.37,228.21,238.2,204.46,232.78,1.97, 经营现金净流量对销售收入比率(%),0.07,0.27,0.27,0.23,0.17,0.15,0.2,0.24,0.19,0.15,0.2,0,-0.06,-0.03,-0.06,-0.14,-0.09,0.14,0.23,0.16,0.26,0.15,0.25,0.1,0.12,0.16,0.26,0.19,0.19,0.18,0.28,0.14,0.13,0.32,0.4,0.39,0.35,0.21,0.16,0.21,0.1,0.4,0.4,0.48,0.3,0.11,0.17,0.21,0.31,0.08,0.04,0.13,0.18,0.06,0.05,0.09,0.25,0.04,0.04,0.1,-0.08,0.23,0.16,0.21,0.3,0.31,0.22,0.32,0.01,0.12,0,0.09,0.05,0.07,0.01,0.05,0,0.01,--,--, 资产的经营现金流量回报率(%),0.01,0.12,0.09,0.06,0.02,0.07,0.07,0.05,0.02,0.07,0.07,0,-0.01,-0.01,-0.01,-0.02,-0.01,0.05,0.06,0.03,0.02,0.07,0.08,0.02,0.01,0.07,0.08,0.04,0.02,0.1,0.12,0.04,0.02,0.19,0.18,0.12,0.07,0.14,0.08,0.07,0.02,0.25,0.19,0.16,0.04,0.16,0.18,0.14,0.11,0.09,0.03,0.07,0.05,0.08,0.05,0.06,0.08,0.05,0.04,0.06,-0.02,0.21,0.11,0.1,0.07,0.2,0.11,0.11,0,0.06,0,0.02,0.01,0.03,0,0.03,0,0.01,--,--, 经营现金净流量与净利润的比率(%),0.73,1.6,1.47,1.24,0.97,0.94,1.2,1.32,1.05,1.03,1.36,0.02,-0.35,-0.51,-1.84,-2652.68,--,23.88,43.65,15.25,15.97,2.51,3.54,1.35,2.63,2.89,5.28,2.84,4.72,0.93,1.39,0.59,0.49,1.38,1.65,1.61,1.51,0.85,0.62,0.86,0.37,1.83,2,2.71,1.84,0.68,1.01,2.23,8.01,1.87,1.17,3.17,4.97,1.88,1.66,2.65,7.61,1.17,1.33,3.04,-2.26,5.08,3.4,4.07,5.42,4.08,2.52,4.61,0.23,1.19,0,0.88,0.44,0.52,0.04,0.49,0,0.13,--,--, 经营现金净流量对负债比率(%),0.01,0.26,0.2,0.11,0.05,0.14,0.16,0.12,0.05,0.16,0.17,0,-0.02,-0.02,-0.03,-0.05,-0.01,0.13,0.15,0.07,0.06,0.17,0.17,0.04,0.03,0.15,0.19,0.08,0.05,0.25,0.32,0.11,0.06,0.5,0.5,0.28,0.31,0.6,0.33,0.24,0.07,1,0.75,0.62,0.18,0.8,0.52,0.39,0.3,0.29,0.1,0.22,0.19,0.26,0.16,0.21,0.25,0.15,0.12,0.17,-0.07,0.72,0.37,0.38,0.35,1.12,0.65,0.65,0.01,0.36,0,0.13,0.04,0.17,0.01,0.07,0,0.02,--,--, 现金流量比率(%),2.61,45.43,31.99,17.34,7.72,22.97,24.52,16.54,7.23,22.61,24.45,0.23,-2.63,-2.88,-4.35,-7.2,-2.29,18.93,23.57,11.14,9.66,25.62,22.42,5.73,3.76,19.44,26,11.18,7.01,36.96,48.57,16.67,11.35,95.55,107.11,50.87,41.6,81.08,44.35,32.15,9.66,133.57,112.32,90.51,26.59,91.47,61.08,45.59,33.92,32.24,11.63,24.81,22.11,30.21,19.06,24.87,28.17,16.27,13.35,18.73,-8.04,86.99,44.76,48.88,49.98,170.94,106.74,108.43,2.36,61.7,0,22.51,7.57,33.5,0.85,10.08,0,2.33,--,--,