报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2015-12-31,2014-12-31, 应收账款周转率(次),3.44,1.98,1.18,4.49,3.2,2.17,1.12,4.34,--,2.25,--,3.88,4.4,3.99, 应收账款周转天数(天),78.46,90.7,76.49,80.23,84.51,83.13,80.14,82.89,--,80.1,--,92.67,81.81,90.15, 存货周转率(次),2.22,1.3,0.83,3.19,2.48,1.69,0.97,3.86,--,2.13,--,3.29,3.6,3.68, 固定资产周转率(次),--,1.13,--,2.7,--,1.44,--,3.07,--,--,--,2.53,--,0.85, 总资产周转率(次),0.42,0.25,0.14,0.66,0.53,0.35,0.18,1.01,--,0.51,--,0.91,0.96,0.85, 存货周转天数(天),121.86,137.94,108.92,112.87,108.67,106.38,93.07,93.21,--,84.55,--,109.53,99.93,97.87, 总资产周转天数(天),643.01,714,642.4,544.79,511.27,519.63,499.17,355.94,--,349.99,--,396,376.73,421.94, 流动资产周转率(次),0.62,0.36,0.19,0.95,0.78,0.51,0.26,1.73,--,0.9,--,1.66,1.87,175.5, 流动资产周转天数(天),437.18,493.29,476.19,377.75,347.09,355.94,351.01,208.25,--,199.78,--,216.95,193.01,2.05, 经营现金净流量对销售收入比率(%),0.15,0.12,0.06,0.08,0.02,0.01,0.05,0.18,0.21,0.28,0.37,0.27,0.14,0.17, 资产的经营现金流量回报率(%),0.06,0.03,0.01,0.04,0.01,0,0.01,0.17,--,0.14,--,0.24,0.13,0.14, 经营现金净流量与净利润的比率(%),0.93,0.69,0.5,0.54,0.14,0.11,0.42,1.19,1.38,1.83,2.58,1.59,0.97,1.54, 经营现金净流量对负债比率(%),0.22,0.11,0.05,0.21,0.06,0.03,0.04,0.48,--,0.38,--,0.64,0.22,0.2, 现金流量比率(%),23.66,11.17,4.65,21.1,5.56,2.68,3.59,48.31,--,37.58,--,63.89,21.92,19.55,