报告日期,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),1.69,0.77,3.69,2.76,1.79,0.82,4.74,3.57,2.13,1.08,4.31,3.02,2.17,1.03,4.86,--,2.27,--,5,6.28,6.97,3.39, 应收账款周转天数(天),106.68,117.28,97.44,98,100.31,109.93,75.98,75.65,84.36,83.07,83.56,89.26,83.08,87.17,74.09,--,79.3,--,72.02,57.3,51.66,106.29, 存货周转率(次),1.93,0.78,3.87,2.32,1.67,0.72,4.15,2.51,1.82,0.83,4.2,2.85,1.9,1.02,4.81,--,2.13,--,3.22,1.82,2.14,1.89, 固定资产周转率(次),0.54,--,1.78,--,1.3,--,3.56,--,1.73,--,3.3,--,1.48,--,3.09,--,--,--,--,--,--,0.56, 总资产周转率(次),0.15,0.07,0.35,0.23,0.14,0.06,0.46,0.36,0.24,0.11,0.58,0.42,0.27,0.14,0.77,--,0.31,--,0.63,--,--,0.56, 存货周转天数(天),93.42,115.62,92.99,116.35,107.48,124.53,86.83,107.51,98.8,107.94,85.72,94.61,94.77,88.43,74.89,--,84.38,--,111.96,198.24,168.52,190.44, 总资产周转天数(天),1196.01,1376.15,1018.1,1162.79,1263.16,1505.02,788.09,760.35,748.44,853.89,621.01,647.33,673.9,651.7,464.7,--,582.71,--,568.27,--,--,641.48, 流动资产周转率(次),0.39,0.16,0.76,0.5,0.31,0.12,0.75,0.5,0.34,0.14,0.84,0.63,0.42,0.2,1.27,--,0.5,--,0.99,1.07,1.14,61.58, 流动资产周转天数(天),463.68,561.8,472.81,543.15,586.13,734.09,483.22,540.22,534.92,624.13,428.01,426.2,430.42,446.65,284.47,--,360.07,--,362.46,335.48,315.79,5.85, 经营现金净流量对销售收入比率(%),0.09,-0.13,0.06,0.1,0.09,0.16,0.09,0.06,-0.03,0.05,0.12,0.11,0.14,0.12,0.26,0.29,0.29,0.08,0.26,0.34,0.3,0.19, 资产的经营现金流量回报率(%),0.01,-0.01,0.02,0.02,0.01,0.01,0.04,0.02,-0.01,0,0.06,0.04,0.03,0.01,0.17,--,0.08,--,0.17,0.21,0.23,0.11, 经营现金净流量与净利润的比率(%),--,--,--,--,--,--,0.95,0.53,-0.24,0.62,1.16,0.89,1.15,1.05,1.45,1.66,1.62,0.51,1.61,0.77,0.78,0.37, 经营现金净流量对负债比率(%),0.03,-0.02,0.04,0.05,0.03,0.02,0.13,0.11,-0.04,0.04,0.4,0.23,0.24,0.09,0.65,--,0.42,--,1.44,1.63,2.29,1.19, 现金流量比率(%),4.59,-2.63,4.96,6.33,3.16,2.4,12.94,11.71,-4.51,3.71,41.25,24.13,25.28,9.72,67.48,--,46.97,--,182.96,206.83,236.59,119.21,