报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2017-12-31,2017-06-30,2016-12-31,2016-06-30,2015-12-31,2014-12-31,2013-12-31, 应收账款周转率(次),10.48,8.63,3.73,19.67,14.28,7.81,3.31,24.93,14.71,9.04,--,28.17,--,--,31.03,12.95,20.07,9.5,15.02,13.67,12.74, 应收账款周转天数(天),25.76,20.85,24.1,18.3,18.91,23.04,27.18,14.44,18.35,19.91,--,12.78,--,--,11.6,13.9,17.93,18.94,23.96,26.33,28.25, 存货周转率(次),1.14,0.72,0.37,1.51,1.01,0.62,0.27,1.66,1.19,0.78,--,1.53,--,0.72,1.49,0.81,1.6,0.77,1.68,1.73,1.71, 固定资产周转率(次),--,74.65,--,135.66,--,55.7,--,--,--,--,--,--,--,--,--,--,--,--,--,--,1.25, 总资产周转率(次),0.44,0.29,0.15,0.66,0.46,0.29,0.12,0.86,--,0.51,--,--,--,--,--,--,--,--,--,--,1.25, 存货周转天数(天),237.47,249.55,242.13,238.55,268.28,288.79,338.47,216.5,226.11,231.66,--,235.59,--,251.47,242.23,223.38,225.66,233.25,214.06,208.7,209.92, 总资产周转天数(天),607.56,612.04,608.52,544.63,587.21,617.07,749.38,420.66,--,355.73,--,--,--,--,--,--,--,--,--,--,289.02, 流动资产周转率(次),0.49,0.33,0.17,0.71,0.49,0.31,0.13,0.94,0.71,0.57,--,1.16,--,0.56,1.06,0.56,1.06,0.52,1.2,1.36,150.4, 流动资产周转天数(天),546.34,550.8,544.14,509.99,548,575.26,695.52,382.53,379.64,314.25,--,310.34,--,318.87,338.76,321.37,338.73,346.09,300.13,264.57,2.39, 经营现金净流量对销售收入比率(%),0.08,0.11,-0.01,0.17,0.08,0.03,-0.21,0.17,0.1,0.09,-0.09,0.14,0.03,0.05,0.11,0.1,0.12,0.03,0.14,0.25,0.05, 资产的经营现金流量回报率(%),0.04,0.03,-0,0.11,0.03,0.01,-0.03,0.12,0.05,0.05,--,0.14,--,0.03,0.09,0.05,0.1,0.01,0.14,0.25,0.06, 经营现金净流量与净利润的比率(%),0.6,0.75,-0.08,1.14,0.53,0.22,-2.07,1.31,0.81,0.67,-0.65,1.19,0.27,0.35,0.64,0.52,0.89,0.23,1.09,2.41,0.78, 经营现金净流量对负债比率(%),0.09,0.07,-0,0.29,0.1,0.02,-0.07,0.31,0.15,0.09,--,0.28,--,0.06,0.2,0.1,0.2,0.03,0.24,0.4,0.09, 现金流量比率(%),11.25,8.52,-0.51,29.69,9.94,2.3,-7.33,31.79,15.02,9.67,--,29.01,--,6.07,20.78,11.18,21.98,3.25,25.15,40.89,9.37,