报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2015-12-31,2014-12-31,2013-12-31, 应收账款周转率(次),2.1,1.41,0.49,3.62,2.46,1.45,0.58,4.14,2.98,2.19,--,6.03,--,2.93,7.77,8.13,6.99, 应收账款周转天数(天),128.38,127.29,183.86,99.52,109.66,124.24,155.68,87.03,90.65,82.23,--,59.68,--,61.38,46.32,44.27,51.49, 存货周转率(次),2.86,1.7,0.63,4.16,2.57,1.74,0.7,3.61,2.34,1.44,--,3.23,--,1.1,2.64,2.46,1.97, 固定资产周转率(次),--,4.23,--,11.57,--,5.13,--,15.87,11.09,6.96,--,17.3,--,--,14.89,--,0.7, 总资产周转率(次),0.38,0.23,0.08,0.53,0.36,0.24,0.09,0.72,0.67,0.43,--,1.17,--,--,1.18,1.01,0.7, 存货周转天数(天),94.48,105.85,143.7,86.47,104.95,103.31,128.42,99.69,115.6,125.36,--,111.39,--,163.44,136.45,146.13,182.5, 总资产周转天数(天),714.66,787.75,1118.01,675.17,743.39,759.49,982.53,499.51,401.25,415.42,--,308.09,--,--,304.18,357.57,512.46, 流动资产周转率(次),0.46,0.28,0.1,0.62,0.42,0.27,0.1,0.81,0.78,0.5,--,1.34,--,0.51,1.43,1.32,93.11, 流动资产周转天数(天),582.15,641.94,912.78,579.24,644.24,658.62,871.25,445.71,347.62,358.64,--,269.38,--,352.25,250.91,273.39,3.87, 经营现金净流量对销售收入比率(%),-0.1,-0.12,-0.46,0.04,0.02,-0.15,-0.39,0.04,0.04,0.05,0.15,0.04,0.06,0.05,0.14,0.08,0.3, 资产的经营现金流量回报率(%),-0.04,-0.03,-0.04,0.02,0.01,-0.03,-0.04,0.02,0.03,0.02,--,0.04,--,0.02,0.17,0.07,0.21, 经营现金净流量与净利润的比率(%),-0.53,-0.61,-3.14,0.26,0.1,-0.78,-2.77,0.23,0.21,0.26,1.01,0.28,0.36,0.44,0.75,0.74,3.97, 经营现金净流量对负债比率(%),-0.33,-0.24,-0.32,0.17,0.04,-0.2,-0.22,0.15,0.1,0.07,--,0.12,--,0.04,0.31,0.13,0.35, 现金流量比率(%),-47.36,-35.56,-46.41,23.98,5.12,-22.51,-25.33,16.93,11.56,8.14,--,12.19,--,4.09,31.7,12.74,35.76,