报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2001-12-31,2001-06-30,2000-12-31,1999-12-31, 应收账款周转率(次),3.13,12.94,12.02,8.46,3.83,24.84,20.66,10.87,4.88,24.4,20.18,12.98,6.65,40.56,37.75,26.8,10.31,35.1,19.95,13.42,5.58,20.48,13.7,8.29,4.35,18.55,14.79,8.81,4.58,23.96,19.73,13.82,6.47,49.69,30.81,20.14,10.3,101.67,79.5,50.26,24.89,92.52,67.01,31.15,13.72,143.88,66.29,51.85,17.95,189.38,41.83,30.3,21.07,41.92,25.53,14.93,7.42,25.99,22.62,26.27,5.36,32.64,11.58,9.02,2.06,21.59,8.61,11.97,15.42,59.2,45.83,14.38,37.29,--,10.12,3.08, 应收账款周转天数(天),28.76,27.83,22.46,21.28,23.5,14.5,13.07,16.56,18.44,14.76,13.38,13.86,13.54,8.88,7.15,6.72,8.73,10.26,13.54,13.41,16.12,17.58,19.71,21.71,20.69,19.41,18.25,20.43,19.63,15.03,13.68,13.03,13.92,7.24,8.76,8.94,8.74,3.54,3.4,3.58,3.62,3.89,4.03,5.78,6.56,2.5,4.07,3.47,5.01,1.9,6.46,5.94,4.27,8.59,10.58,12.06,12.14,13.85,11.94,6.85,16.79,11.03,23.31,19.95,43.76,16.67,31.36,15.04,5.84,6.08,5.89,12.52,9.66,--,35.56,116.97, 存货周转率(次),1.2,4.78,4.62,3.19,1.69,8.63,7.1,4.19,1.64,6.62,5.07,3.22,1.67,9.15,7.11,4.86,2.31,7.55,4.79,3.07,1.45,6.96,5.03,3.88,2.15,7.11,4.85,3.15,1.59,6.64,5.21,3.32,2.01,8.41,6.42,4.18,1.99,7.99,6.58,4.15,1.86,6.29,4.56,2.86,1.37,9.04,5.44,4.14,1.92,7.46,6.22,5.12,2.31,6.72,5.88,4.66,2.49,10.91,10.3,4.2,2.79,13.07,8.49,3.82,1.86,7.84,6.59,3.16,1.56,8.28,6.55,3.86,7.4,--,8.52,4.29, 固定资产周转率(次),--,0.38,--,0.24,--,0.74,--,0.43,--,0.82,--,0.49,--,1.16,--,0.6,--,0.89,--,0.46,--,0.98,--,0.51,--,1.04,--,0.47,--,1.09,--,0.55,--,1.59,--,0.8,--,1.75,--,0.9,--,1.38,--,0.54,--,2.14,--,1.39,--,2.28,--,1.3,--,1.33,1,0.71,0.33,1.02,0.73,0.46,0.22,1.29,0.79,0.61,0.42,1.47,1.06,0.66,0.3,1.24,0.98,0.61,1.2,--,1.04,0.36, 总资产周转率(次),0.06,0.24,0.23,0.16,0.07,0.48,0.45,0.27,0.11,0.44,0.35,0.22,0.11,0.54,0.42,0.28,0.13,0.39,0.27,0.17,0.08,0.37,0.28,0.19,0.11,0.41,0.29,0.19,0.1,0.46,0.34,0.23,0.13,0.72,0.56,0.37,0.19,0.89,0.67,0.47,0.23,0.68,0.45,0.28,0.11,0.95,0.74,0.54,0.26,1.14,0.9,0.69,0.38,0.83,0.59,0.4,0.19,0.66,0.52,0.32,0.14,0.65,0.39,0.26,0.09,0.42,0.32,0.22,0.12,0.66,0.44,0.27,0.89,--,0.78,0.36, 存货周转天数(天),74.98,75.33,58.41,56.45,53.37,41.73,38,42.99,54.98,54.4,53.28,55.87,53.8,39.33,37.99,37,39.02,47.67,56.39,58.55,61.86,51.7,53.71,46.37,41.88,50.63,55.7,57.19,56.69,54.19,51.84,54.17,44.68,42.82,42.03,43.03,45.12,45.06,41.02,43.38,48.49,57.25,59.25,62.91,65.83,39.84,49.68,43.46,46.85,48.24,43.42,35.13,38.91,53.54,45.91,38.59,36.13,32.99,26.22,42.88,32.22,27.55,31.81,47.15,48.31,45.94,41,56.91,57.76,43.48,41.25,46.61,48.67,--,42.24,83.87, 总资产周转天数(天),1465.8,1476.62,1176.47,1157.56,1255.23,742.57,602.14,661.52,849.06,811.18,762.71,810.81,833.33,664.7,650.13,634.92,705.88,930.23,1007.09,1036.27,1127.82,963.86,967.05,928.79,827.97,882.14,925.29,966.7,947.37,791.21,795.05,773.53,709.22,499.72,485.26,483.48,475.69,406.09,402.99,381.36,399.64,529.33,600.13,633.13,787.4,377.79,362.56,335.13,348.3,315.13,300.9,261.93,236.47,433.73,454.55,447.87,484.91,548.78,523.76,554.53,641.03,556.93,699.12,700.12,1030.93,853.28,847.72,813.38,770.55,545.45,607.29,664.21,406.32,--,462.96,994.2, 流动资产周转率(次),0.29,1.09,1.14,0.76,0.34,2.26,2.22,1.34,0.52,1.94,1.48,0.92,0.44,2.32,1.76,1.3,0.57,1.79,1.19,0.78,0.36,1.49,1.05,0.73,0.39,1.31,0.87,0.54,0.28,1.24,0.88,0.61,0.34,1.78,1.37,0.94,0.42,2.23,1.66,1.24,0.6,2.04,1.32,1.03,0.44,2.91,2.02,1.36,0.7,3.2,2.2,1.73,1.11,3.17,2.22,1.81,0.79,3.33,2.96,1.71,0.7,3.54,2.41,1.54,0.51,1.9,1.36,0.87,0.46,2.61,1.13,0.59,4.67,--,3.81,163.18, 流动资产周转天数(天),313.15,330.03,237.72,237.25,262.39,159.33,121.62,134.58,173.21,185.27,181.97,195.99,203.71,154.98,153.67,138.34,157.4,201.41,227.5,231.78,247.05,241.68,257.02,247.22,233.16,274.75,309.53,335.57,326.92,289.58,305.4,297.18,267.14,202.08,196.56,191.29,214.49,161.68,162.73,145.18,150.15,176.53,204.16,174.4,206.75,123.72,133.85,132.49,129.5,112.4,122.92,103.82,81.1,113.4,121.74,99.56,114.37,108.25,91.18,105.35,128.52,101.69,112.23,117.05,175.27,189.18,198.76,206.47,196.68,138.09,238.68,303.54,77.12,--,94.38,2.21, 经营现金净流量对销售收入比率(%),0.01,0.13,0.14,0.13,0.09,0.07,0.09,0.09,0.01,0.04,0.14,0.13,0.08,0.06,0.12,0.14,0.24,0.09,0.17,0.08,0.07,0.15,0.18,0.15,0.1,0.05,0.22,0.2,0.3,0.05,0.07,0.13,0.07,0.01,0.01,0.04,-0.09,0.01,0.01,-0.02,0.11,0.04,0.05,0.04,0.09,0.15,0.15,0.22,0.26,0.11,0.08,0.02,0.19,0.02,-0.07,0.03,0.21,0.16,0.1,0.01,0.18,0.11,0.24,0.12,-0.1,0.13,0.08,0.14,0.19,0.2,0,0.23,0.15,0,0.23,0, 资产的经营现金流量回报率(%),0,0.03,0.03,0.02,0.01,0.04,0.04,0.02,0,0.02,0.05,0.03,0.01,0.03,0.05,0.04,0.03,0.03,0.04,0.01,0.01,0.06,0.05,0.03,0.01,0.02,0.06,0.04,0.03,0.02,0.02,0.03,0.01,0.01,0,0.01,-0.02,0.01,0,-0.01,0.03,0.02,0.02,0.01,0.01,0.12,0.09,0.1,0.06,0.1,0.06,0.01,0.07,0.01,-0.05,0.02,0.05,0.1,0.05,0,0.02,0.05,0.07,0.03,-0.01,0.04,0.02,0.03,0.02,0.1,0,0.04,0.13,--,0.18,0, 经营现金净流量与净利润的比率(%),--,20.59,--,--,--,--,--,--,--,--,12.89,124.93,--,4.78,6.13,7.56,8.58,--,--,--,--,--,37.34,72.9,--,--,--,--,--,5.37,--,--,--,0.94,0.48,4.86,-23.67,0.46,0.31,-0.41,1.36,0.83,0.88,1.47,11.35,5.46,2.01,2.51,2.57,1.02,0.7,0.17,1.63,0.26,-1.6,0.63,6.31,6.78,3.49,0.37,5.58,2.38,4.85,1.99,-1.13,1.23,0.77,1.27,1.53,2.07,0,1.99,1.88,0,3.42,0, 经营现金净流量对负债比率(%),0,0.04,0.04,0.02,0.01,0.04,0.05,0.03,0,0.03,0.06,0.04,0.01,0.04,0.06,0.05,0.04,0.04,0.06,0.02,0.01,0.08,0.07,0.04,0.01,0.03,0.08,0.05,0.04,0.03,0.03,0.04,0.01,0.01,0.01,0.02,-0.02,0.01,0.01,-0.01,0.03,0.03,0.03,0.02,0.01,0.16,0.13,0.16,0.09,0.17,0.1,0.02,0.1,0.02,-0.06,0.02,0.07,0.15,0.07,0.01,0.03,0.07,0.1,0.04,-0.01,0.06,0.03,0.04,0.04,0.23,0,0.09,0.2,--,0.26,0, 现金流量比率(%),0.12,4.98,4.33,2.89,0.93,5.4,8.91,5.62,0.28,4.56,11.45,6.12,1.65,4.89,7.93,6.88,5.27,6.28,8.2,2.8,1.14,11.95,10.58,6.1,2.1,4.18,11.73,6.71,6.02,5.38,5.26,6.84,1.8,1.58,0.98,2.93,-3.58,1.51,0.87,-1.49,4.69,4.23,3.5,1.92,1.62,16.48,13.34,15.86,10.05,18.57,10.9,2.28,11.41,2.24,-7.41,2.75,7.9,15.73,7.77,0.56,3.97,9.73,17.97,5.19,-1.54,7.1,3.53,5.26,5.68,37.86,0,12.02,23.88,--,55.48,0,