报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-06-30,2000-12-31,2000-06-30,1999-12-31,1999-06-30,1998-12-31,1997-12-31,1996-12-31, 应收账款周转率(次),5.85,4.47,2.81,1.24,6.29,4.4,2.81,1.43,6.24,4.51,2.91,1.49,6.16,4.52,2.89,1.46,6.38,4.7,3.21,1.6,7.03,5,3.22,1.63,7.28,5.24,3.31,1.71,7.67,5.56,3.66,1.82,7.87,5.42,3.47,1.75,8.2,5.7,3.54,1.73,7.26,4.79,3.19,1.48,7.15,4.86,2.84,1.45,7.54,5.02,3.28,1.54,7.33,4.76,2.97,1.47,6.82,4.6,3.03,1.5,6.34,4.3,2.77,1.56,6.24,4.19,2.67,1.44,6.63,4.47,2.97,1.4,5.94,4.3,2.23,1.02,4.64,2.06,3.68,1.55,3.09,1.73,3.63,7.3,10.56, 应收账款周转天数(天),61.56,60.44,64.12,72.66,57.22,61.32,64.07,63.15,57.73,59.83,61.85,60.44,58.43,59.69,62.31,61.63,56.4,57.42,56.16,56.28,51.18,54.02,55.94,55.05,49.45,51.57,54.33,52.56,46.91,48.52,49.12,49.41,45.74,49.79,51.82,51.39,43.92,47.38,50.9,52,49.61,56.34,56.41,60.85,50.38,55.52,63.34,62.12,47.72,53.78,54.91,58.43,49.1,56.76,60.6,61.13,52.76,58.7,59.49,59.82,56.78,62.79,65.01,57.65,57.67,64.46,67.3,62.71,54.28,60.38,60.69,64.11,60.65,62.83,80.77,88.66,77.64,87.42,97.91,116.01,116.49,104.03,99.27,49.33,34.1, 存货周转率(次),3.65,3.09,1.98,0.82,4.04,3.09,2.05,1.01,4.06,3.27,2.1,0.99,3.97,3.09,1.99,1.02,3.86,3.07,1.96,0.99,3.9,3.01,2.03,0.98,3.96,3.04,2.04,1.02,4.02,3.13,2.08,1.02,3.67,2.82,1.72,0.76,3.68,2.89,1.83,0.82,3.02,2.35,1.47,0.67,2.43,1.92,1.11,0.5,2.63,2.18,1.37,0.62,2.89,2.49,1.57,0.71,3.4,3.57,2.24,1,4.02,3.82,2.33,0.94,3.92,3.14,2.02,0.93,3.73,3.21,1.92,0.88,3.54,3.45,2.09,0.81,3,1.78,3.1,1.97,3.92,3.09,3.77,3.34,4.23, 固定资产周转率(次),3.05,--,1.56,--,3.11,--,1.58,--,2.8,--,1.44,--,2.33,--,1.14,--,2.12,--,1.09,--,2.09,--,1.09,--,2.13,--,1.15,--,2.15,--,1.07,--,1.94,--,0.96,--,1.99,--,1.01,--,1.73,--,0.83,--,1.5,--,0.7,--,1.45,--,0.75,--,1.38,--,0.69,--,1.11,0.86,0.56,0.26,0.94,0.84,0.55,0.23,0.91,0.75,0.52,0.23,0.96,0.86,0.55,0.25,1.04,1,0.65,0.27,1.08,0.74,1.26,0.77,1.26,0.82,1.1,1.12,0.35, 总资产周转率(次),0.77,0.65,0.4,0.17,0.87,0.66,0.44,0.21,0.88,0.69,0.45,0.22,0.82,0.63,0.39,0.2,0.77,0.59,0.4,0.2,0.78,0.58,0.39,0.19,0.79,0.6,0.42,0.21,0.82,0.63,0.42,0.2,0.79,0.61,0.39,0.18,0.83,0.63,0.41,0.19,0.72,0.52,0.33,0.15,0.64,0.49,0.28,0.12,0.65,0.52,0.33,0.15,0.65,0.5,0.32,0.14,0.55,0.44,0.29,0.14,0.49,0.41,0.27,0.11,0.46,0.36,0.24,0.11,0.46,0.39,0.25,0.11,0.44,0.37,0.23,0.09,0.39,0.25,0.42,0.24,0.48,0.38,0.53,0.43,0.35, 存货周转天数(天),98.68,87.4,91.03,109.37,89.04,87.44,87.86,88.97,88.74,82.59,85.88,90.77,90.77,87.26,90.34,88.65,93.27,87.82,91.84,90.53,92.38,89.68,88.77,92.26,90.87,88.76,88.43,88.39,89.49,86.31,86.54,88.05,98.15,95.81,104.72,117.97,97.73,93.43,98.57,109.2,119.17,114.75,122.83,133.79,148.17,140.65,162.78,178.86,136.91,123.76,131.38,144.21,124.49,108.63,114.63,126.26,105.9,75.67,80.27,89.9,89.61,70.67,77.26,95.25,91.77,86.08,88.94,96.75,96.53,84.11,93.8,101.72,101.7,78.26,86.33,110.65,120.19,101.36,116.12,91.45,91.85,58.32,95.42,107.63,85.05, 总资产周转天数(天),467.17,417.63,446.87,531.29,413.41,406.5,409.56,426.14,407.79,393.47,400.98,415.51,441.56,427.76,464.64,452.94,465.9,458.56,451.81,447.98,463.26,467.05,459.54,476.95,453.92,447.39,432.9,438.6,436.58,425.53,433.11,445.54,455.98,442.12,462.13,507.04,432.43,429.66,439.99,481.03,497.58,516.35,548.61,581.4,562.5,551.25,641.94,720.58,550.71,516.45,539.41,590.55,556.84,536.03,570.52,623.7,650.41,615.6,624.57,665.68,740.74,651.39,673.65,806.45,785.68,754.19,752.19,802.14,781.42,696.06,729.93,801.42,818.18,736.5,782.61,951.37,933.85,722.89,865.18,744.11,757.89,467.9,683.37,832.56,1041.97, 流动资产周转率(次),1.51,1.24,0.77,0.32,1.73,1.29,0.85,0.41,1.83,1.39,0.91,0.45,1.86,1.45,0.85,0.45,1.92,1.4,0.98,0.5,1.93,1.36,0.94,0.45,1.93,1.4,0.99,0.49,2,1.52,1,0.49,1.88,1.44,0.92,0.4,1.91,1.39,0.91,0.41,1.65,1.17,0.73,0.35,1.49,1.13,0.61,0.28,1.61,1.27,0.82,0.39,1.69,1.29,0.81,0.38,1.64,1.41,0.92,0.44,1.72,1.48,0.94,0.39,1.51,1.12,0.66,0.33,1.42,1.32,0.82,0.36,1.3,1.07,0.61,0.25,1.03,0.68,0.95,0.48,0.98,0.94,1.26,0.92,72.8, 流动资产周转天数(天),239.04,217.09,234.22,277.18,208.7,209.97,210.72,219.14,197.25,194.37,198.37,198.68,193.81,186.72,211.86,198.19,187.36,193.45,183.62,180.65,186.63,199.04,192.35,197.93,186.98,193.42,182.5,183.22,179.87,178.05,180.04,184.96,191.67,187.8,196.16,223.71,188.6,194.66,198.33,221.62,218.22,230.51,247.29,260.04,241.09,239.87,293.97,319.04,223.59,212.98,219.08,232.5,212.58,209.24,222.63,236.03,219.49,191.33,195.23,204.17,209.1,182.09,192.35,229.36,237.91,240.66,274.31,276.5,253.41,203.93,218.53,247.87,276.14,252.2,293.21,353.91,350.3,264.36,380.43,372.75,366.9,191.78,286.83,389.44,4.94, 经营现金净流量对销售收入比率(%),0.13,0.12,0.09,-0.07,0.11,0.09,0.04,-0.02,0.11,0.1,0.09,0.03,0.12,0.13,0.11,0.06,0.12,0.13,0.12,0.05,0.12,0.11,0.08,-0.01,0.1,0.09,0.06,0,0.12,0.12,0.12,0.07,0.14,0.11,0.07,-0.05,0.12,0.14,0.1,0.02,0.16,0.15,0.12,-0.12,0.24,0.23,0.12,-0.02,0.15,0.1,0.09,0.01,0.14,0.09,0.02,0.02,0.12,0.07,-0.06,-0.21,0.18,0.11,0.11,0.07,0.18,0.14,0.05,0.06,0.2,0.16,0.19,0.1,0.29,0,0.12,--,0.23,0.06,0.29,0.09,0.21,0.25,0.25,0,0, 资产的经营现金流量回报率(%),0.1,0.08,0.03,-0.01,0.09,0.06,0.02,-0,0.1,0.07,0.04,0.01,0.11,0.08,0.04,0.01,0.1,0.07,0.05,0.01,0.09,0.06,0.03,-0,0.08,0.05,0.02,0,0.1,0.07,0.05,0.01,0.11,0.07,0.03,-0.01,0.09,0.08,0.04,0,0.11,0.07,0.04,-0.02,0.15,0.11,0.03,-0,0.1,0.05,0.03,0,0.09,0.04,0.01,0,0.07,0.03,-0.02,-0.03,0.09,0.04,0.03,0.01,0.08,0.04,0.01,0.01,0.08,0.06,0.04,0.01,0.12,0,0.03,--,0.07,0.01,0.11,0.02,0.07,0.09,0.11,0,0, 经营现金净流量与净利润的比率(%),1.8,1.84,1.48,-2.98,1.9,1.54,0.7,-0.68,2.2,1.74,1.3,1.07,1.86,1.24,0.81,0.26,4.4,3.29,2.81,2.01,8.44,4.62,1.85,-0.61,4.78,2.85,1.58,0.1,4.15,2.82,2.84,2.59,5.68,2.83,1.5,-1.6,1.67,1.6,1.17,0.21,1.42,1.33,1.06,-1.26,1.74,1.57,1.14,-0.48,3.33,1.64,1.69,0.13,1.82,0.97,0.25,0.32,3.62,2.03,-1.32,-4.97,3.69,1.98,1.64,1.02,1.98,1.35,0.4,0.55,1.64,1.21,1.39,0.87,1.87,0,0.72,--,1.14,0.27,1.31,0.42,0.91,1.16,1.06,0,0, 经营现金净流量对负债比率(%),0.2,0.16,0.06,-0.02,0.18,0.11,0.03,-0.01,0.18,0.12,0.06,0.01,0.19,0.15,0.07,0.02,0.16,0.12,0.08,0.02,0.15,0.1,0.05,-0,0.12,0.08,0.04,0,0.16,0.12,0.08,0.02,0.18,0.11,0.05,-0.02,0.16,0.14,0.07,0.01,0.19,0.12,0.06,-0.03,0.27,0.19,0.05,-0,0.16,0.09,0.05,0,0.16,0.07,0.01,0.01,0.11,0.06,-0.03,-0.05,0.16,0.08,0.05,0.01,0.14,0.08,0.02,0.01,0.19,0.11,0.08,0.02,0.2,0,0.05,--,0.14,0.03,0.23,0.06,0.2,0.16,0.17,0,0, 现金流量比率(%),27.89,19.82,7.76,-2.71,20.26,11.97,3.61,-0.73,19.57,12.29,6.72,1.43,21.28,15.75,7.4,2.13,18.15,15.26,10.47,1.92,19.11,12.58,6.48,-0.37,14.62,9.85,5.19,0.09,21.02,16.13,11.1,3.35,25.96,16.59,6.93,-2.39,23.98,21.03,9.89,0.94,29.4,17.64,8.17,-4.79,35.08,25.31,6.44,-0.48,20.6,10,5.43,0.18,17.22,8.46,1.35,0.59,12.29,7.14,-3.92,-5.96,19.41,11.22,7.09,2.21,20.6,12.49,2.67,2.06,31.16,21.49,14.95,3.31,34.62,0,5.99,--,16.44,3.2,25.19,5.79,20.05,15.98,18.09,0,0,