报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-06-30,2006-03-31,2005-12-31,2004-12-31,2003-12-31, 应收账款周转率(次),97.85,310.32,297.13,160.53,74.49,257.61,175.27,88.29,46.68,227.17,108.09,85.04,38.3,198.78,155.18,96.14,30.37,128.55,94.26,47.03,20.73,59.13,42.34,29.84,10.07,88.8,55.11,55.58,56.55,266.56,203.23,130.44,68.6,332.11,212.79,151.43,80.95,357.61,275.46,180.17,60.41,242.81,160.99,95.91,41.42,144.22,103.77,61.12,31.6,183.28,83.84,82.16,46.72,179.46,138.41,109.52,61.88,236.92,192.23,--,199.99,142.08,134.55, 应收账款周转天数(天),0.92,1.16,0.91,1.12,1.21,1.4,1.54,2.04,1.93,1.58,2.5,2.12,2.35,1.81,1.74,1.87,2.96,2.8,2.86,3.83,4.34,6.09,6.38,6.03,8.94,4.05,4.9,3.24,1.59,1.35,1.33,1.38,1.31,1.08,1.27,1.19,1.11,1.01,0.98,1,1.49,1.48,1.68,1.88,2.17,2.5,2.6,2.95,2.85,1.96,3.22,2.19,1.93,2.01,1.95,1.64,1.45,1.52,0.94,--,1.8,2.53,2.68, 存货周转率(次),1.47,6.44,5.03,3.14,1.52,7.53,5.64,4.08,1.8,8.15,6.31,4.12,2.1,7.51,5.52,3.43,1.39,4.76,3.69,2.39,1.14,4.37,3.5,2.29,1.05,4.91,3.91,2.6,1.16,5.08,3.7,2.23,1.35,5.75,3.81,2.61,1.39,6.16,4.37,3.1,1.47,6.41,4.44,2.98,1.49,6.35,4.44,2.94,1.57,7.53,4.48,3.29,1.55,7.04,5.82,3.72,2.32,7.22,3.48,--,6.11,7.63,6.95, 固定资产周转率(次),--,3.18,--,2.71,--,5.42,--,2.54,--,4.98,--,2.36,--,4.18,--,1.93,--,2.58,--,1.18,--,2.42,--,1.25,--,3.32,--,1.72,--,3.62,--,1.81,--,4.23,--,2.41,--,5.15,--,2.67,--,4.45,--,1.98,1.74,3.3,4.79,1.52,--,4.7,--,2.49,--,4.87,--,2.16,2.32,4.39,2.17,--,4.93,6.07,1.94, 总资产周转率(次),0.28,1.26,1.38,0.87,0.41,1.89,1.33,0.92,0.41,1.97,1.44,0.95,0.5,1.89,1.35,0.87,0.41,1.23,0.85,0.58,0.28,1.09,0.85,0.55,0.27,1.46,1.12,0.78,0.37,1.59,1.16,0.74,0.41,1.79,1.27,0.92,0.47,2.25,1.71,1.2,0.58,2.22,1.6,1.03,0.45,1.85,1.34,0.87,0.43,2.12,1.55,1.01,0.45,1.85,1.42,0.91,0.49,2.07,0.99,--,2.09,2.41,1.94, 存货周转天数(天),61.15,55.9,53.63,57.24,59.27,47.8,47.84,44.1,50.06,44.18,42.8,43.69,42.84,47.95,48.94,52.51,64.94,75.68,73.15,75.19,78.95,82.43,77.16,78.52,85.85,73.31,69.08,69.22,77.4,70.86,72.99,80.78,66.79,62.61,70.95,69.08,64.8,58.42,61.73,58.05,61.15,56.19,60.79,60.32,60.4,56.69,60.78,61.29,57.43,47.84,60.33,54.79,58.21,51.1,46.42,48.35,38.76,49.87,51.69,--,58.94,47.16,51.8, 总资产周转天数(天),326.21,286.46,195.98,207.59,220.48,190.27,203.41,195.1,217.71,182.57,187.59,189.41,180.76,190.08,199.37,205.78,221.18,293.4,316.86,311.8,315.9,330.88,319.22,325.03,333.83,246.37,242.04,231.96,243.37,226.13,232.5,242.78,219.89,201.39,212.68,195.67,191.86,160.03,158.29,149.68,154.43,162.35,168.41,175.05,198.59,194.44,202.2,207.92,211.71,169.48,174.17,179,198.94,194.9,190.18,197.37,181.97,173.85,181.89,--,172.08,149.63,185.98, 流动资产周转率(次),0.78,3.27,2.72,1.71,0.79,3.34,2.07,1.5,0.68,3.37,2.48,1.65,0.9,3.59,2.52,1.66,0.77,2.43,1.69,1.18,0.58,2.04,1.64,1.04,0.5,2.7,2.07,1.48,0.68,2.94,2.09,1.3,0.73,3.22,2.17,1.58,0.79,4.15,3.08,2.28,1.12,4.6,3.43,2.27,1.01,4.48,3.23,2.16,1.07,4.35,2.87,1.84,0.8,3.31,2.5,1.62,0.87,4.01,1.94,--,3.9,4.5,427.23, 流动资产周转天数(天),114.81,110.21,99.35,105.15,113.71,107.88,130.3,119.71,133.1,106.7,109.02,108.97,100.11,100.23,107.02,108.18,117.43,148.33,159.9,152.25,156.09,176.27,164.67,172.76,180.54,133.13,130.38,121.81,133.1,122.41,129.09,138.48,122.57,111.76,124.23,113.61,113.28,86.85,87.53,79.04,80.32,78.18,78.67,79.26,89.37,80.33,83.51,83.48,84.21,82.72,94.03,98.03,112.81,108.77,107.97,111.25,103.19,89.87,92.88,--,92.27,79.99,0.84, 经营现金净流量对销售收入比率(%),0,0.05,0.05,0.01,-0.04,0.1,0.12,0.12,0.14,0.12,0.14,0.01,0.11,0.11,0.1,0.1,-0.07,0.06,0.08,0.1,0.08,0.01,0.02,-0.07,-0.19,0.09,0.15,0.13,0,0.07,0.1,0.11,0.24,-0.05,-0.06,-0.04,-0.29,0.02,-0.03,-0.02,-0.07,0.02,0.02,-0.01,-0.02,0.03,0.04,0.02,-0.02,0.04,-0,0.03,-0.08,0,-0.01,-0.05,-0.08,0.08,0.13,0.05,0.05,0.06,0.1, 资产的经营现金流量回报率(%),0,0.04,0.06,0.01,-0.01,0.18,0.15,0.11,0.06,0.23,0.19,0.01,0.06,0.2,0.13,0.09,-0.03,0.08,0.07,0.06,0.02,0.01,0.02,-0.04,-0.05,0.12,0.16,0.1,0,0.1,0.11,0.08,0.1,-0.08,-0.07,-0.03,-0.13,0.04,-0.06,-0.02,-0.04,0.03,0.02,-0.01,-0.01,0.06,0.05,0.02,-0.01,0.08,-0,0.03,-0.03,0.01,-0.01,-0.04,-0.04,0.14,0.12,--,0.08,0.11,0.19, 经营现金净流量与净利润的比率(%),0.01,1.48,1.37,0.27,-2.33,2.08,2.92,2.16,3.65,1.23,1.44,0.07,1.24,1.74,2.36,5.01,-3.25,8.08,12.72,14.82,32.01,--,--,--,--,18.06,19.87,11.92,0.15,11.08,--,--,27.6,-14.94,--,-400.09,-274.55,2.24,-4.05,-1.95,-7.24,0.89,0.86,-0.43,-2.34,3.34,8.72,--,--,68.84,-0.27,1.5,-7.43,0.08,-0.14,-1.04,-1.76,1.63,2.83,--,1.16,0.59,0.79, 经营现金净流量对负债比率(%),0,0.07,0.11,0.01,-0.03,0.32,0.25,0.19,0.1,0.39,0.3,0.01,0.09,0.29,0.17,0.11,-0.04,0.1,0.1,0.08,0.03,0.02,0.03,-0.05,-0.07,0.16,0.21,0.13,0,0.13,0.14,0.09,0.13,-0.11,-0.09,-0.04,-0.17,0.06,-0.08,-0.03,-0.06,0.04,0.03,-0.01,-0.01,0.09,0.08,0.02,-0.01,0.12,-0.01,0.04,-0.05,0.01,-0.01,-0.07,-0.06,0.22,0.18,--,0.12,0.19,0.36, 现金流量比率(%),0.05,13.47,12.31,1.47,-2.87,35.52,26.84,21.48,11.69,44.71,33.13,0.95,9.48,30,17.34,11.65,-3.81,10.91,10.34,8.18,3.68,1.82,3.17,-6.78,-8.55,19.36,25.52,16.32,0.1,16.02,17,10.78,15.11,-12.72,-10.81,-5.67,-20.99,8.2,-9.41,-4.49,-6.66,5.12,3.97,-1.67,-1.18,11.16,9.66,3.05,-1.72,15.15,-0.66,5.09,-6.05,1.09,-1.61,-8.28,-8.14,29.08,19.72,--,13.99,19.54,35.5,