报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-09-30,2001-06-30,2000-12-31,1999-12-31,1998-12-31,1997-12-31, 应收账款周转率(次),4.62,20.5,10.74,8.78,4.47,34.55,18.61,16.87,36.77,140.93,117.57,68.14,37.58,140.82,115.23,73.28,34.76,98.19,15.93,10.49,10.8,118.47,69.27,5.99,51.18,289.37,226.27,166.15,80.52,273.62,192.33,107.32,20.23,338.25,166.36,121.3,80.85,498.37,186.18,122.05,51.76,374.73,146.2,332.36,--,4775.02,91.51,36.2,77.26,771.47,538.58,393.18,95.81,403.3,328.37,124.94,46.11,171.28,109.59,60.48,19.88,37.72,17.06,10.76,4.63,21.48,14.69,9.39,3.32,10.97,6.46,4.16,1.69,7.17,4.85,3.02,1.34,6.04,4.37,2.46,4.71,5.7,6.23,6.16, 应收账款周转天数(天),19.47,17.57,25.13,20.49,20.13,10.42,14.51,10.67,2.45,2.55,2.3,2.64,2.39,2.56,2.34,2.46,2.59,3.67,16.95,17.16,8.33,3.04,3.9,30.05,1.76,1.24,1.19,1.08,1.12,1.32,1.4,1.68,4.45,1.06,1.62,1.48,1.11,0.72,1.45,1.47,1.74,0.96,1.85,0.54,--,0.08,2.95,4.97,1.16,0.47,0.5,0.46,0.94,0.89,0.82,1.44,1.95,2.1,2.46,2.98,4.53,9.54,15.83,16.73,19.45,16.76,18.38,19.17,27.07,32.82,41.78,43.22,53.36,50.23,55.66,59.6,67.02,59.65,61.84,73.15,76.37,63.21,57.81,58.44, 存货周转率(次),55.41,352.03,225.14,157.25,99.89,416.05,166.71,89.87,--,--,--,--,--,--,--,--,--,--,--,--,--,8.38,7.09,4.04,2.15,11.65,9.66,6.69,2.88,12.1,7.3,4.3,2.08,7.35,5.62,3.62,1.27,8.38,6.95,4.44,2.26,9.45,5.89,4.16,1.53,10.87,6.7,4.15,1.62,11.03,5.94,4.48,2.08,11.92,8.35,4.49,1.7,10.54,7,4.18,1.67,6.7,4.01,2.6,1.16,7.75,5.98,3.66,1.95,7.03,5.34,3.61,1.42,5.47,3.89,2.21,1.1,4.97,3.42,1.87,5.07,6.49,7.61,10.66, 固定资产周转率(次),--,17.09,--,7.95,--,30.97,--,14.19,--,123.3,--,59.42,--,117.39,--,57.24,--,1.06,--,0.21,--,0.61,--,0.28,--,0.78,--,0.4,--,0.74,--,0.31,--,0.69,--,0.39,--,1.19,--,0.59,--,0.77,--,0.29,--,0.71,--,0.33,--,0.82,--,0.36,--,0.89,--,0.4,--,0.85,0.59,0.38,0.15,0.75,0.52,0.35,0.14,1.07,0.88,0.58,0.29,1,0.77,0.49,0.2,0.96,0.77,0.46,0.21,1.16,0.78,0.7,1.44,1.75,2.13,1.46, 总资产周转率(次),0.02,0.09,0.06,0.04,0.02,0.09,0.07,0.04,0.02,0.09,0.06,0.05,0.02,0.1,0.07,0.05,0.03,0.12,0.03,0.02,0.02,0.21,0.14,0.11,0.12,0.62,0.46,0.32,0.15,0.58,0.39,0.25,0.11,0.5,0.37,0.25,0.11,0.75,0.55,0.39,0.18,0.51,0.31,0.19,0.08,0.45,0.33,0.21,0.08,0.51,0.37,0.26,0.1,0.63,0.45,0.28,0.11,0.57,0.4,0.26,0.1,0.45,0.3,0.2,0.08,0.55,0.4,0.26,0.13,0.45,0.33,0.21,0.09,0.42,0.34,0.21,0.09,0.45,0.29,0.17,0.56,0.97,1.15,1.46, 存货周转天数(天),1.62,1.02,1.2,1.14,0.9,0.87,1.62,2,--,--,--,--,--,--,--,--,--,--,--,--,--,42.97,38.1,44.53,41.94,30.91,27.96,26.91,31.27,29.76,36.96,41.89,43.32,49,48.03,49.77,71.04,42.94,38.84,40.57,39.75,38.11,45.88,43.3,58.67,33.13,40.27,43.33,55.62,32.62,45.47,40.21,43.31,30.19,32.34,40.13,52.88,34.15,38.57,43.09,53.76,53.72,67.29,69.18,77.67,46.44,45.15,49.14,46.22,51.2,50.58,49.81,63.42,65.87,69.45,81.51,81.68,72.37,78.93,96.38,70.98,55.51,47.3,33.78, 总资产周转天数(天),4411.76,4022.35,4238.62,4358.35,4368.93,3908.79,4005.93,4128.44,3862.66,4044.94,4160.25,3991.13,4090.91,3560.83,3703.7,3508.77,3543.31,2995.01,9782.61,7692.31,4712.04,1756.1,1938.26,1694.92,765.31,583.18,586.32,570.7,598.4,624.35,694.27,734.69,852.27,713.44,738.92,723.76,845.86,481.48,491.45,464.64,505.05,703.13,884.96,926.4,1129.23,802.14,823.17,865.8,1165.8,708.24,720.58,697.94,894.63,568.18,598.01,650.99,816.7,636.6,670.31,703.95,874.64,791.91,913.4,912.78,1119.4,656.22,673.15,693.11,682.34,806.27,822.42,846.26,1041.67,855.31,792.25,864.14,962.57,791.91,932.96,1070.79,643.66,369.76,312.07,247.15, 流动资产周转率(次),0.06,0.25,0.18,0.11,0.06,0.24,0.18,0.12,0.06,0.33,0.39,0.28,0.14,0.56,0.45,0.31,0.13,0.61,0.14,0.11,0.08,1.18,0.85,0.61,0.68,4.31,3.37,2.28,1.02,3.65,2.58,1.53,0.62,2.39,1.74,1.13,0.44,3.21,2.12,1.74,0.8,2.57,1.45,0.85,0.33,2.47,1.85,1.12,0.38,2.58,1.16,0.96,0.38,2.13,1.46,0.84,0.32,1.71,1.27,0.8,0.33,1.34,0.89,0.58,0.23,1.53,1.08,0.68,0.36,1.11,0.83,0.52,0.21,0.9,0.72,0.45,0.19,0.8,0.52,0.29,0.96,2.45,2.77,333.66, 流动资产周转天数(天),1562.5,1461.63,1540.22,1573.43,1630.43,1495.64,1532.35,1547.72,1444.62,1095.22,699.66,650.29,630.25,647.13,602.68,573.43,667.66,586.03,1956.52,1567.94,1080.43,304.13,319,293.54,131.75,83.62,80.09,78.96,88.44,98.51,104.52,117.49,145.89,150.42,155.31,159.66,204.22,112.15,127.44,103.25,112.07,140.17,186.39,212.51,276.5,145.9,146.1,160.86,237.15,139.55,232.12,186.7,238.92,168.7,184.88,213.35,277.35,210.79,212.11,225.28,276.07,268.8,301.71,312.5,397.7,234.86,249.03,265.92,249.72,323.54,323.97,349.51,432.9,400.22,372.83,403.95,463.44,451.47,522.04,619.83,375.55,147.21,129.85,1.08, 经营现金净流量对销售收入比率(%),-0.62,0.3,0.97,0.94,0.1,1.25,0.87,1.38,-0.16,1.53,1.52,1.28,1.68,0.69,0.8,-0.31,-1.51,0.49,-0.96,-1.96,0.8,-1.09,-1.01,0.2,-0.07,0.36,0.45,0.55,0.64,0.2,0.15,0.1,0.02,0.34,0.3,0.38,0.8,0.25,0.24,0.33,0.36,0.02,-0.12,-0.3,-1.03,0.04,-0.13,-0.34,-0.55,0.2,0.04,0.07,-0.05,0.12,0.11,0.03,-0.3,0.47,0.07,0.08,0.06,0.11,0.16,0.15,0.04,0.04,0.08,0.25,0.21,0.18,0.2,0.38,0.53,0.15,0,0.11,--,0.11,--,0.04,0.08,--,--,--, 资产的经营现金流量回报率(%),-0.01,0.03,0.06,0.04,0,0.12,0.06,0.06,-0,0.14,0.1,0.06,0.04,0.07,0.06,-0.02,-0.04,0.06,-0.03,-0.05,0.02,-0.14,-0.09,0.01,-0.01,0.23,0.22,0.18,0.1,0.11,0.06,0.02,0,0.17,0.11,0.09,0.09,0.17,0.12,0.12,0.06,0.01,-0.03,-0.05,-0.08,0.02,-0.04,-0.07,-0.04,0.09,0.01,0.02,-0,0.09,0.05,0.01,-0.03,0.27,0.03,0.02,0.01,0.06,0.05,0.03,0,0.02,0.03,0.06,0.03,0.08,0.07,0.08,0.05,0.07,0,0.02,--,0.04,--,0.01,0.04,--,--,--, 经营现金净流量与净利润的比率(%),-3.27,1.8,3.52,4.06,0.41,4.68,3.1,5.18,-0.42,5.3,5.51,3.97,5.06,--,3.11,-0.98,-5.01,1.33,-0.89,-2.32,0.93,-5.14,-10.38,3.93,-1.85,4.15,3.63,3.43,3.9,2.17,2.38,1.83,1.12,5,5.78,5.07,6.93,1.19,1.08,1.34,1.55,0.21,--,--,--,4.23,--,--,--,--,--,45.56,--,3.33,9.05,--,--,--,--,--,--,--,--,--,--,1.86,1.57,3.45,3,12.29,9.25,20.3,--,5.62,0,3.64,--,1.9,--,0.47,1.05,--,--,--, 经营现金净流量对负债比率(%),-0.03,0.05,0.12,0.07,0,0.22,0.11,0.11,-0.01,0.24,0.17,0.09,0.06,0.11,0.1,-0.03,-0.06,0.11,-0.05,-0.08,0.03,-0.2,-0.12,0.02,-0.02,0.54,0.51,0.41,0.2,0.22,0.1,0.04,0,0.3,0.19,0.16,0.15,0.29,0.19,0.2,0.09,0.01,-0.05,-0.07,-0.11,0.02,-0.06,-0.1,-0.06,0.13,0.02,0.04,-0.01,0.21,0.12,0.01,-0.06,0.52,0.05,0.03,0.01,0.09,0.1,0.06,0.01,0.04,0.06,0.11,0.05,0.14,0.13,0.16,0.09,0.12,0,0.04,--,0.07,--,0.01,0.09,--,--,--, 现金流量比率(%),-4.05,8.44,21.67,11.93,0.6,38.2,18.84,17.68,-1.1,36.8,23.1,14.13,9.33,18.12,20.16,-6.24,-17.79,21.78,-13.39,-20.46,8.44,-39.69,-27.12,3.65,-3.15,77.59,95.15,79.48,35.98,33.55,19.67,7.79,0.63,56.1,42.54,37.15,32.69,61.45,44.41,36.24,19.67,2.53,-31.88,-50.33,-72.14,4.06,-13.67,-24.16,-14.31,27.08,5.32,6.76,-1.95,37.59,20.5,2.24,-9.34,54,5.95,4.13,1.31,10.91,12,7.22,0.72,4.52,7.02,12.41,5.87,16.48,15.32,18.59,10.95,14.27,0,6.58,--,9.97,--,1.28,10.31,--,--,--,