报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),3.63,2.51,1.25,5.22,3.9,2.43,1.22,5.3,3.93,2.8,1.43,5.78,--,--,--,5,2.26,5.13,5.05,4.52, 应收账款周转天数(天),74.48,71.77,72.1,68.97,69.21,74.01,73.73,67.88,68.65,64.31,62.97,62.3,--,--,--,71.95,79.54,70.2,71.22,79.62, 存货周转率(次),1.6,1.04,0.49,2.41,1.84,1.21,0.59,2.79,2.07,1.39,0.62,2.7,--,--,--,2.03,0.97,1.95,1.69,1.28, 固定资产周转率(次),--,0.94,--,2.05,--,1.01,--,2.12,--,0.99,0.47,2.24,--,--,--,1.82,--,--,--,0.38, 总资产周转率(次),0.39,0.26,0.12,0.56,0.47,0.3,0.15,0.72,0.53,0.33,0.18,0.75,--,--,--,0.55,0.27,0.53,--,0.38, 存货周转天数(天),168.29,172.71,185.19,149.59,146.6,148.26,153.82,129.02,130.28,129.51,145.3,133.31,--,--,--,177.36,185.05,184.45,213.17,281.78, 总资产周转天数(天),691.24,705.05,748.75,644.12,577.91,606.47,601.2,499.86,510.2,553.68,505.9,478.85,--,--,--,654.31,676.69,685.58,--,947.37, 流动资产周转率(次),0.66,0.44,0.2,0.97,0.89,0.56,0.29,1.47,1.11,0.62,0.39,1.69,--,--,--,1.41,0.71,1.38,1.22,94.18, 流动资产周转天数(天),412.21,410.77,449.78,371.9,302.15,321.37,307.06,244.17,244.32,290.93,233.58,213.32,--,--,--,255.37,253.49,261.76,296.13,3.82, 经营现金净流量对销售收入比率(%),0.19,0.1,-0,0.01,-0.04,-0.04,-0.05,0.07,0.06,0.06,-0.06,0.14,0.13,0.15,-0.07,0.13,0.01,0.11,0.13,0.11, 资产的经营现金流量回报率(%),0.08,0.03,-0,0,-0.02,-0.01,-0.01,0.05,0.03,0.02,-0.01,0.09,--,--,--,0.07,0,0.05,0.06,0.04, 经营现金净流量与净利润的比率(%),3.39,2.5,-0.04,0.09,-0.39,-0.54,-0.52,0.62,0.65,0.73,-0.74,1.13,1.1,1.79,-0.99,1.58,0.14,1.57,1.32,1.89, 经营现金净流量对负债比率(%),0.14,0.05,-0,0.01,-0.03,-0.02,-0.02,0.13,0.09,0.04,-0.02,0.17,--,--,--,0.12,0.01,0.09,0.11,0.07, 现金流量比率(%),15.05,5.53,-0.06,0.66,-3.64,-3.34,-2.54,20.89,16.06,5.97,-3,25.35,--,--,--,19.56,1.11,15,12.72,7.51,