报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-06-30,2015-12-31,2015-06-30,2015-03-31,2014-12-31,2013-12-31, 应收账款周转率(次),1.21,0.82,0.41,2.09,1.62,0.96,0.54,2.75,--,1.53,--,3.84,2.03,4.66,1.83,0.94,3.56,2.37, 应收账款周转天数(天),223.94,220.7,219.24,172.14,166.89,186.99,167.38,130.78,--,117.72,--,93.64,88.75,77.27,98.33,95.88,101.17,151.64, 存货周转率(次),15.91,11.1,5.78,23.66,18.63,12.4,6.96,23.77,--,10.78,--,20.33,9.98,19.44,10.73,5.13,7.43,3.77, 固定资产周转率(次),--,0.14,--,0.29,--,0.15,0.08,0.28,--,--,--,0.27,--,--,--,--,--,0.21, 总资产周转率(次),0.13,0.09,0.04,0.2,0.15,0.1,0.06,0.2,--,0.1,--,0.18,--,0.18,--,--,--,0.21, 存货周转天数(天),16.97,16.22,15.57,15.21,14.49,14.51,12.93,15.15,--,16.7,--,17.71,18.03,18.51,16.78,17.55,48.46,95.53, 总资产周转天数(天),2059.5,1978.02,2083.33,1844.26,1819.41,1787.49,1610.02,1766.44,--,1727.45,--,1987.85,--,2041.97,--,--,--,1698.91, 流动资产周转率(次),0.41,0.28,0.13,0.67,0.49,0.34,0.23,0.83,--,0.42,--,0.7,0.4,0.65,0.28,0.13,0.77,70.34, 流动资产周转天数(天),652.33,646.55,694.44,534.12,550.12,536.83,397.88,434.78,--,427.96,--,511.44,453.06,557.1,653.12,718.85,468.63,5.12, 经营现金净流量对销售收入比率(%),0.36,0.28,0.14,0.58,0.6,0.3,0.24,0.52,0.45,0.55,0.38,0.56,0.45,0.5,0.22,0.03,0.42,0.62, 资产的经营现金流量回报率(%),0.05,0.03,0.01,0.1,0.08,0.03,0.01,0.11,--,0.06,--,0.09,0.04,0.08,0.02,0,0.09,0.13, 经营现金净流量与净利润的比率(%),1.7,1.26,0.72,2.37,2.08,1.12,0.8,2.05,1.79,1.8,1.21,1.99,1.57,2.69,1.11,0.21,1.64,43.78, 经营现金净流量对负债比率(%),0.12,0.07,0.02,0.26,0.22,0.07,0.03,0.23,--,0.12,--,0.18,0.09,0.17,0.03,0,0.16,0.19, 现金流量比率(%),40.8,24.04,5.99,97.19,104.36,35.76,15.22,110.3,--,48.07,--,62.71,33.22,62.33,8.51,0.82,57.54,37.34,