报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2005-12-31,2004-12-31, 应收账款周转率(次),0.88,4.59,3.53,2.12,--,4.44,3.36,2.18,1.05,4.8,3.64,2.38,1.09,4.9,3.28,2.13,0.99,5.43,3.98,2.64,1.33,7.04,5.21,3.68,1.73,7.2,5.01,3.57,1.53,7.36,5.56,3.58,1.62,8.18,6.41,4.01,1.99,8.55,7.21,4.7,2.01,7.67,6.53,4.05,1.95,9.17,7.19,4.67,2.2,9.85,8.78,5,--,9.81,--,--,9.15,10.38, 应收账款周转天数(天),102.16,78.5,76.41,85.02,--,81.03,80.27,82.5,86.02,75.07,74.21,75.5,82.62,73.44,82.28,84.61,90.85,66.32,67.83,68.29,67.54,51.13,51.79,48.95,52.02,50.03,53.93,50.45,58.72,48.93,48.54,50.32,55.5,44.02,42.1,44.88,45.27,42.1,37.45,38.28,44.71,46.91,41.36,44.47,46.06,39.25,37.54,38.52,40.82,36.53,30.75,35.97,--,36.68,--,--,39.35,34.7, 存货周转率(次),0.62,3.46,2.5,1.74,0.87,3.69,2.4,1.61,0.8,3.79,2.61,1.76,0.78,3.44,2.13,1.45,0.7,3.61,2.59,1.74,0.87,3.65,2.7,1.9,0.9,3.51,2.99,2.25,0.96,4.17,2.7,2.02,0.99,4.42,3.25,2.43,1.11,4.84,3.76,2.65,1.19,3.75,2.81,2.03,0.93,5.1,3.8,3.26,1.58,6.8,4.79,3.89,--,6.66,--,--,5.14,4.32, 固定资产周转率(次),--,2.52,--,1.26,--,2.49,--,1.19,--,2.62,--,1.25,--,2.37,--,1.04,--,2.4,--,1.32,--,3.05,--,1.85,--,3.45,--,2.02,--,3.65,--,1.97,--,3.65,--,2.02,--,3.32,--,1.77,--,2.84,6.25,2.1,--,4.86,--,3.09,--,5.37,--,--,--,4.27,--,--,3.45,1.32, 总资产周转率(次),0.13,0.7,0.5,0.34,0.16,0.64,0.45,0.3,0.14,0.66,0.48,0.32,0.15,0.63,0.41,0.26,0.12,0.67,0.5,0.34,0.18,0.85,0.66,0.48,0.23,0.85,0.66,0.46,0.21,1,0.81,0.6,0.29,1.25,0.98,0.69,0.35,1.32,0.96,0.68,0.32,0.85,0.59,0.39,0.19,1.04,0.93,0.72,0.36,1.59,1.2,0.93,--,1.76,--,--,1.48,1.32, 存货周转天数(天),146.34,103.92,107.84,103.69,103.52,97.62,112.35,111.5,112.12,94.92,103.5,102.04,116.11,104.62,126.47,124.11,128.39,99.6,104.34,103.37,104.05,98.67,100.08,94.6,99.83,102.62,90.41,80.08,93.69,86.24,99.96,89.03,90.63,81.51,83.18,73.98,81.12,74.41,71.88,67.9,75.41,95.95,95.93,88.79,96.97,70.65,71.11,55.28,57.08,52.93,56.4,46.23,--,54.07,--,--,70,83.36, 总资产周转天数(天),671.14,515.46,538.92,536.67,555.56,562.32,605.52,607.9,628.93,541.68,559.35,568.18,616.86,570.61,656.14,697.4,750,536.51,541.3,536.83,504.48,424.13,411.02,377.83,386.43,421.2,406.32,391.3,434.99,359.1,331.53,302.11,311.31,287.95,275.93,262.01,254.24,273.72,281.25,263.93,280.37,425.78,453.93,460.59,478.98,346.32,289.27,251.47,251.19,226,224.33,194.13,--,205.1,--,--,242.88,272.98, 流动资产周转率(次),0.25,1.29,0.92,0.6,0.29,1.2,0.84,0.57,0.28,1.36,1.04,0.68,0.31,1.43,0.91,0.56,0.27,1.52,1.1,0.73,0.38,1.73,1.37,0.95,0.46,1.56,1.19,0.8,0.35,1.65,1.34,0.95,0.46,2.06,1.6,1.12,0.6,2.36,1.7,1.21,0.58,1.52,1.06,0.7,0.33,1.69,1.5,1.12,0.55,2.53,1.87,1.48,--,3.27,--,--,3.11,276.93, 流动资产周转天数(天),360.29,278.55,294.63,298.16,305.71,301.13,320.44,317.91,327.03,265.68,260.42,264.24,288.09,251.48,295.4,321.89,332.35,237.4,245.43,246.54,237.15,207.71,196.97,189.49,196.12,231.51,226.97,224.08,259.97,217.81,201.09,189.63,194.93,174.76,168.7,160.04,150.83,152.34,158.53,148.18,154.27,236.75,253.64,258.1,268.82,213.21,180.53,160.69,164.2,142.41,144.45,121.67,--,110.16,--,--,115.93,1.3, 经营现金净流量对销售收入比率(%),0,0.06,0.02,0,0,-0.02,0.03,0.02,-0.04,-0.06,-0.17,-0.17,-0.2,-0.13,-0.11,-0.07,-0.15,0.08,0.27,0.16,0.11,0.06,-0.02,-0.04,0.07,-0.03,-0.06,-0.03,-0.34,0.13,0.03,-0.04,-0.1,0.02,-0.03,-0.06,-0.13,0.06,-0,-0.02,-0.06,-0.05,-0.07,-0.06,-0.31,0.07,-0.02,-0.09,-0.02,0.01,0,-0.05,--,0,0.02,-0.01,0.09,0.06, 资产的经营现金流量回报率(%),0,0.04,0.01,0,0,-0.02,0.01,0.01,-0.01,-0.04,-0.08,-0.05,-0.03,-0.07,-0.04,-0.02,-0.02,0.04,0.11,0.04,0.02,0.04,-0.01,-0.02,0.02,-0.02,-0.04,-0.01,-0.07,0.12,0.02,-0.02,-0.03,0.02,-0.03,-0.04,-0.04,0.08,-0,-0.01,-0.02,-0.04,-0.04,-0.03,-0.06,0.07,-0.02,-0.06,-0.01,0.01,0,-0.04,--,0,--,--,0.13,0.08, 经营现金净流量与净利润的比率(%),--,12.25,4.26,0.96,--,--,3.04,2.13,-2.99,-1.49,-4.49,-4.88,-7.78,-2.71,-3.31,-2.54,-16.24,1.76,6.42,4.14,4.58,5.7,-1.5,-5.16,6.65,--,--,--,--,--,7.8,-7.15,-20.79,5.36,-1.49,-2.24,-4.46,2.6,-0.17,-0.64,-5.13,-10.97,-4.76,-3.99,-15.49,17.17,-0.87,-2.83,-1.1,0.37,0.03,-1.37,--,0.03,0.73,-0.26,2.57,1.21, 经营现金净流量对负债比率(%),0,0.09,0.01,0,0,-0.03,0.02,0.01,-0.01,-0.08,-0.16,-0.11,-0.06,-0.17,-0.11,-0.04,-0.03,0.09,0.22,0.08,0.03,0.06,-0.01,-0.03,0.02,-0.03,-0.05,-0.02,-0.09,0.17,0.04,-0.04,-0.05,0.03,-0.05,-0.06,-0.08,0.14,-0.01,-0.02,-0.03,-0.07,-0.07,-0.05,-0.11,0.12,-0.04,-0.11,-0.02,0.02,0,-0.06,--,0,--,--,0.18,0.1, 现金流量比率(%),0.07,9.89,1.67,0.22,0.15,-3.11,2.53,1.45,-1.15,-8.03,-17.12,-11.12,-6.31,-17.92,-11.62,-4.4,-3.53,9.61,22.98,8.62,2.82,6.33,-1.53,-2.85,2.42,-3.25,-5.85,-2.02,-10.23,19.97,3.9,-3.72,-4.61,2.91,-4.75,-6.08,-7.64,13.99,-0.56,-1.76,-3.43,-7.35,-7.5,-4.81,-11.49,11.55,-3.91,-11.48,-1.53,2.32,0.22,-7.73,--,0.22,--,--,19.06,11.22,