报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2009-12-31,2008-12-31, 应收账款周转率(次),4.18,29.1,20.22,13.87,6.7,46.39,67.37,--,29.68,144.44,95,33.58,41.31,164.91,90.65,58.48,31.7,108.04,63.56,54.42,26.51,90.29,54.75,38.24,21.71,84.26,67.15,38.75,18.86,62.97,45.06,28.1,13.48,59.8,44.64,40.17,23.07,96.82,--,--,64.11,33.44, 应收账款周转天数(天),21.53,12.37,13.35,12.98,13.43,7.76,4.01,--,3.03,2.49,2.84,5.36,2.18,2.18,2.98,3.08,2.84,3.33,4.25,3.31,3.4,3.99,4.93,4.71,4.14,4.27,4.02,4.65,4.77,5.72,5.99,6.41,6.68,6.02,6.05,4.48,3.9,3.72,--,--,5.62,10.77, 存货周转率(次),1.91,14.92,9.4,6.74,4.22,16.26,9.06,7.09,3.89,14.09,7.97,4.6,2.78,14.61,9.72,6.58,4.05,14.98,9.67,7.15,4.18,14.52,11.31,7.75,3.95,14.85,11.29,6.98,3.34,11.54,7.7,4.37,2.32,9.26,7.17,4.2,2.28,9.37,--,--,8.29,7.63, 固定资产周转率(次),--,3.2,--,1.35,--,3.42,--,1.71,--,3.81,--,1.6,--,4.46,--,1.99,--,4.15,--,2.11,--,3.9,--,1.91,--,4.77,--,2.7,--,5.24,--,2.43,--,4.72,--,--,1.3,4.82,--,--,3.69,0.79, 总资产周转率(次),0.11,0.85,0.58,0.39,0.2,0.88,0.6,0.45,0.24,0.99,0.69,0.47,0.25,1.2,0.86,0.58,0.29,1.14,0.83,0.6,0.31,1.1,0.8,0.55,0.28,1.19,0.9,0.6,0.3,1.14,0.81,0.52,0.26,1.06,0.77,0.55,0.28,1.19,--,--,1,0.79, 存货周转天数(天),47.02,24.13,28.72,26.71,21.32,22.13,29.81,25.37,23.11,25.55,33.88,39.09,32.43,24.64,27.76,27.37,22.21,24.03,27.93,25.17,21.51,24.8,23.88,23.22,22.78,24.24,23.92,25.8,26.93,31.21,35.04,41.2,38.78,38.88,37.65,42.83,39.4,38.43,--,--,43.41,47.21, 总资产周转天数(天),792.25,425.63,462.41,456.85,455.01,409.23,447.61,402.96,377.52,363.34,389.22,385.03,353.36,300.28,315.05,310.72,307.17,315.79,325.3,297.57,286.99,327.69,338.9,326.62,317.8,301.68,300.8,297.96,304.36,315.73,331.49,344.83,348.43,339.98,348.84,326.62,322.81,302.8,--,--,360.54,457.08, 流动资产周转率(次),0.19,1.41,1.01,0.69,0.34,1.44,0.99,0.74,0.38,1.63,1.22,0.83,0.43,2.09,1.54,1.06,0.53,2.01,1.5,1.11,0.55,1.89,1.39,0.97,0.49,2,1.51,1.02,0.49,1.87,1.34,0.86,0.42,1.71,1.22,0.88,0.44,2,--,--,1.95,169.72, 流动资产周转天数(天),470.22,254.8,267.06,260.12,267.3,249.24,271.47,244.5,233.89,220.71,221.75,215.88,207.09,172.46,175.13,170.1,169.24,179.41,180.55,162.35,162.25,190.78,193.78,186.47,185.11,180.28,178.54,177.32,184.16,192.77,201.01,208.91,213.47,210.56,221.24,203.41,204.04,180.12,--,--,184.59,2.12, 经营现金净流量对销售收入比率(%),0.04,0.15,0.16,0.15,-0.08,0.2,0.25,0.3,-0.06,-0.01,0.11,0.2,-0.23,0.09,0.1,0.11,-0.01,0.13,0.19,0.2,0.08,0.1,0.16,0.18,0.11,0.16,0.19,0.19,0.12,0.1,0.14,0.13,0.06,0.15,0.19,0.2,0.07,0.14,--,0.06,0.1,0.1, 资产的经营现金流量回报率(%),0.01,0.12,0.1,0.07,-0.02,0.18,0.15,0.14,-0.01,-0.01,0.08,0.1,-0.06,0.1,0.09,0.06,-0,0.14,0.15,0.12,0.03,0.1,0.12,0.1,0.03,0.17,0.16,0.11,0.03,0.1,0.1,0.07,0.01,0.13,0.13,0.1,0.02,0.13,--,--,0.09,0.08, 经营现金净流量与净利润的比率(%),--,3.08,3.36,3.94,-2.19,3.75,4.16,3.81,-0.76,-0.21,2.45,3.43,-2.74,0.84,0.91,0.89,-0.07,1.24,1.61,1.54,0.64,0.76,1.18,1.31,0.79,1.1,1.27,1.21,0.8,0.76,1.04,1.02,0.45,1.27,1.55,1.54,0.56,1.13,--,0.63,1.24,1.5, 经营现金净流量对负债比率(%),0.01,0.24,0.22,0.15,-0.03,0.33,0.3,0.27,-0.03,-0.02,0.17,0.23,-0.13,0.2,0.21,0.15,-0.01,0.3,0.31,0.28,0.06,0.22,0.29,0.24,0.07,0.37,0.35,0.24,0.08,0.21,0.21,0.13,0.03,0.28,0.26,0.18,0.03,0.24,--,--,0.18,0.22, 现金流量比率(%),1.14,25.59,25.58,17.48,-3.42,36.06,32.99,29.1,-2.94,-1.83,17.53,24,-13.87,20.43,21.78,15.45,-0.6,31.57,33.22,30.4,6.65,23.32,30.77,26.23,8.02,39.58,38.15,25.73,8.24,22.45,22.57,14.17,3.35,30.24,28.98,19.23,3.71,26.85,--,--,20.13,22.87,