报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),4.29,2.43,1.04,6.85,5.66,3.61,2.05,10.71,8.72,5.81,3.16,12.76,8.42,5.04,2.71,12.56,10.83,7.81,--,14.51,13.09,19.62,23.15,15.25,11.99, 应收账款周转天数(天),62.93,74,86.94,52.58,47.67,49.8,44.01,33.6,30.98,31.01,28.49,28.21,32.07,35.73,33.19,28.67,24.94,23.04,--,24.82,20.63,18.35,15.55,23.61,30.03, 存货周转率(次),1.76,1,0.43,2.65,2.24,1.34,0.86,3.46,2.81,1.62,0.85,3.64,2.7,1.66,0.89,3.26,2.28,1.44,--,3.05,2.17,3.5,4.37,5.75,6.76, 固定资产周转率(次),--,0.97,--,2.66,--,1.33,--,2.99,--,1.45,--,2.77,--,1.26,--,2.29,--,1.02,--,--,--,--,--,--,0.83, 总资产周转率(次),0.35,0.2,0.08,0.59,0.47,0.32,0.19,0.91,0.73,0.46,0.24,0.97,0.72,0.46,0.24,0.92,0.62,0.44,--,0.9,--,--,--,--,0.83, 存货周转天数(天),153.52,180.83,207.52,135.65,120.72,134.01,105.23,104.09,96.1,111.23,105.96,99,100.14,108.45,101.03,110.36,118.4,125.3,--,117.99,124.58,102.91,82.29,62.6,53.24, 总资产周转天数(天),780.57,921.66,1104.29,612.87,571.55,558.31,485.7,394.65,372.36,387.51,375.47,369.27,374.32,387.43,381.19,392.07,434.36,406.78,--,401.25,--,--,--,--,431.4, 流动资产周转率(次),0.96,0.55,0.23,1.42,1.04,0.65,0.35,1.8,1.39,0.88,0.45,1.89,1.39,0.91,0.45,1.91,1.24,1.01,--,2.02,1.49,2.26,2.34,1.79,142.63, 流动资产周转天数(天),280.14,327.87,392.16,252.7,259.84,275.99,254.89,200.06,194.75,204.92,198.15,190.23,194.51,198.57,198.06,188.66,218.55,178.22,--,178.45,181.35,159.36,153.62,201.48,2.52, 经营现金净流量对销售收入比率(%),0.06,0.04,0.01,-0.04,-0.05,-0.08,0.13,0.04,0.07,0.02,-0.14,0.09,0.1,-0.05,0.01,0.06,0.1,0.18,0.53,0.06,0.08,0.02,0.16,0.05,-0.08, 资产的经营现金流量回报率(%),0.02,0.01,0,-0.02,-0.02,-0.02,0.02,0.04,0.05,0.01,-0.03,0.09,0.07,-0.02,0,0.06,0.06,0.08,--,0.06,0.05,0.02,0.17,0.05,-0.07, 经营现金净流量与净利润的比率(%),1.73,1.93,0.71,-1.39,-1.28,-2.25,3.7,1.11,1.7,0.67,-4.17,2.32,2.62,-1.45,0.32,1.24,1.86,3.3,14.73,1.25,1.49,0.39,2.64,1.07,-3.04, 经营现金净流量对负债比率(%),0.04,0.02,0,-0.04,-0.04,-0.06,0.06,0.09,0.12,0.03,-0.09,0.24,0.21,-0.07,0.01,0.18,0.15,0.17,--,0.1,0.1,0.04,0.25,0.07,-0.09, 现金流量比率(%),5.26,2.16,0.29,-5.68,-4.94,-6.19,5.98,9.41,11.97,2.96,-9.07,25.52,21.12,-7.41,0.7,17.87,15.51,18.34,--,10,10.46,4.33,34.19,12.61,-14.31,