报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2018-12-31,2018-09-30,2017-12-31,2016-12-31, 应收账款周转率(次),5.6,4.09,1.8,6.95,4.19,2.72,1.21,--,--,2.19,5.12,--,5.63,5.2, 应收账款周转天数(天),48.19,44.06,50.09,51.78,64.42,66.2,74.31,--,--,82.05,70.33,--,63.95,69.27, 存货周转率(次),2.66,2.22,0.96,3.47,2.72,1.92,0.98,--,--,1.65,2.45,--,1.84,1.57, 固定资产周转率(次),--,1.9,--,--,--,--,--,--,--,1.54,3.48,--,3.38,0.61, 总资产周转率(次),0.58,0.41,0.18,0.72,--,0.32,0.15,0.72,0.54,0.35,0.79,--,0.73,0.61, 存货周转天数(天),101.36,81.13,93.9,103.7,99.21,93.99,91.72,--,--,109.21,146.93,--,195.94,229.83, 总资产周转天数(天),463.92,440.21,511.65,502.23,--,566.04,612.66,500.9,503.83,512.53,458.19,--,496.41,588.24, 流动资产周转率(次),0.91,0.66,0.29,103.89,77.45,47.24,23,--,--,0.57,1.16,--,1,84.33, 流动资产周转天数(天),295.21,271.45,315.68,3.47,3.49,3.81,3.91,--,--,317.52,310.34,--,359.6,4.27, 经营现金净流量对销售收入比率(%),-0.01,0.01,-0.17,0.1,0.02,0.05,0.08,0.22,0.2,0.19,0.16,0.08,0.04,0.02, 资产的经营现金流量回报率(%),-0,0,-0.03,0.07,0.01,0.02,0.01,0.14,0.1,0.06,0.14,--,0.03,0.01, 经营现金净流量与净利润的比率(%),-0.26,0.17,-5.95,2.43,0.46,1.3,3.03,7.46,7.52,13.26,7.34,6.83,1.72,0.82, 经营现金净流量对负债比率(%),-0.01,0,-0.04,0.1,0.01,0.02,0.02,0.22,0.15,0.1,0.25,--,0.04,0.02, 现金流量比率(%),-0.9,0.41,-5.23,12.36,1.73,2.96,2.18,--,--,11.36,29.83,--,5.61,2.01,