报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-06-30,2016-12-31,2015-12-31,2014-12-31, 应收账款周转率(次),2.24,1.53,--,3.28,--,--,--,3.19,1.57,2.57,2.43,2.55, 应收账款周转天数(天),120.73,118.01,--,109.73,--,--,--,112.96,114.76,140.02,148.38,141.38, 存货周转率(次),4.49,3.37,1.77,6.32,--,--,--,4.35,2.31,3.3,2.92,3.1, 固定资产周转率(次),--,0.64,--,1.63,--,--,--,1.67,--,--,--,0.53, 总资产周转率(次),0.34,0.21,0.14,0.6,--,--,--,0.55,--,0.47,--,0.53, 存货周转天数(天),60.2,53.44,50.72,56.99,--,--,--,82.7,77.84,109.14,123.39,116.16, 总资产周转天数(天),805.73,854.3,647.02,603.82,--,--,--,651.47,--,770.22,--,675.8, 流动资产周转率(次),0.79,0.47,0.42,1.88,--,--,--,1.69,0.82,1.18,1.09,125.67, 流动资产周转天数(天),341.04,381.76,214.34,191.61,--,--,--,212.97,220.56,305.06,329.55,2.86, 经营现金净流量对销售收入比率(%),0.22,0.26,0.23,0.15,0.07,0.08,0.11,0.23,0.17,0.11,0.15,0.13, 资产的经营现金流量回报率(%),0.07,0.05,0.03,0.08,--,--,--,0.12,0.05,0.04,0.07,0.07, 经营现金净流量与净利润的比率(%),1.46,1.47,1.23,0.79,0.38,0.42,0.57,1.2,0.79,0.64,4.53,--, 经营现金净流量对负债比率(%),0.24,0.14,0.07,0.16,--,--,--,0.27,0.11,0.09,0.16,0.16, 现金流量比率(%),32.67,18.49,8.5,19.51,--,--,--,34.9,13.13,11.19,18.92,16.84,