报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),2.6,1.96,0.77,2.38,1.8,1.09,0.48,1.84,1.22,0.75,0.32,1.83,1.29,0.85,0.38,1.92,1.38,0.98,0.4,1.71,0.91,0.5,0.12,1.43,0.63,0.47,--,1.26,--,--,--,1.37,2.31,4.64, 应收账款周转天数(天),103.97,91.82,117.2,151.06,149.91,165.47,187.97,195.82,221.98,241.38,277.61,196.3,208.67,212.79,235.97,187.76,195.61,183.69,223.27,210.66,296.28,362.03,762.71,251.33,426.88,381.19,--,286.76,--,--,--,261.95,155.56,77.51, 存货周转率(次),1.69,1.23,0.46,1.75,1.25,0.78,0.35,1.9,1.45,0.99,0.46,2.85,2.51,1.51,0.72,3.51,2.61,1.83,0.77,2.48,1.38,0.72,0.16,1.75,0.79,0.57,--,1.91,--,--,--,1.97,1.76,1.83, 固定资产周转率(次),--,0.3,--,0.74,--,0.73,--,2.22,--,1.18,--,3.59,--,1.93,--,3.2,--,1.5,--,2.97,--,1.85,--,5.77,--,2.43,--,6.11,--,--,--,--,--,0.81, 总资产周转率(次),0.1,0.08,0.04,0.17,0.13,0.09,0.04,0.19,0.14,0.08,0.03,0.22,0.18,0.11,0.05,0.25,0.22,0.15,0.06,0.28,0.14,0.1,0.02,0.32,0.17,0.12,--,0.48,--,--,--,0.63,0.75,0.81, 存货周转天数(天),159.95,145.89,196.42,206.3,215.17,229.33,256.19,189.2,186.22,181.09,197.76,126.36,107.65,118.88,124.4,102.54,103.47,98.53,116.17,145.36,195.02,248.65,548.78,206.28,341.99,313.7,--,188.41,--,--,--,182.73,204.77,196.29, 总资产周转天数(天),2746.69,2214.02,2189.78,2107.73,2122.64,2105.26,2319.59,1872.07,1995.57,2125.15,2623.91,1613.63,1515.15,1605.71,1982.38,1461.63,1251.74,1217.04,1440,1303.88,1989.68,1735.78,4072.4,1115.24,1560.69,1481.48,--,756.94,--,--,--,567.11,479.94,442.1, 流动资产周转率(次),0.2,0.2,0.1,0.42,0.33,0.23,0.1,0.47,0.31,0.18,0.07,0.46,0.35,0.22,0.09,0.5,0.56,0.37,0.16,0.56,0.27,0.13,0.03,0.42,0.22,0.15,--,0.61,--,--,--,0.78,0.92,100.97, 流动资产周转天数(天),1372.65,895.52,858.78,850.06,813.74,782.27,877.19,766.94,873.22,976.67,1323.53,783.29,772.53,826.07,1041.67,714.71,481.63,492.61,573.25,645.16,997.78,1340.28,3125,853.08,1236.83,1188.12,--,587.28,--,--,--,463.92,392.03,3.57, 经营现金净流量对销售收入比率(%),-0.23,-0.15,-0.22,0.33,0.17,0.12,-0.08,0.26,0.3,0.3,0.43,0.04,-0.11,-0.18,-0.35,0.13,0.08,0.11,-0.08,0.1,-0.06,0.1,-0.92,0.12,-0.38,-0.35,-1.95,0.18,-0.27,-0.22,-1.93,0.08,-0.07,0.17, 资产的经营现金流量回报率(%),-0.02,-0.01,-0.01,0.05,0.02,0.01,-0,0.05,0.04,0.02,0.01,0.01,-0.02,-0.02,-0.02,0.02,0.02,0.02,-0,0.02,-0.01,0.01,-0.02,0.03,-0.05,-0.03,--,0.08,--,--,--,0.04,-0.05,0.14, 经营现金净流量与净利润的比率(%),-2.57,-1.26,-2.08,1.36,1.53,30.03,-6.64,1.71,3.21,3.46,5.87,0.28,-0.67,-1.02,-8.46,1.31,1.18,1.32,-0.93,0.49,-0.52,0.47,-10.9,0.41,-1.6,-1.15,-5.55,0.54,-1.05,-0.8,--,0.25,-0.2,0.41, 经营现金净流量对负债比率(%),-0.12,-0.05,-0.04,0.21,0.11,0.05,-0.02,0.23,0.17,0.12,0.04,0.02,-0.04,-0.05,-0.04,0.06,0.05,0.06,-0.02,0.09,-0.05,0.09,-0.21,0.25,-0.48,-0.2,--,0.24,--,--,--,0.14,-0.22,0.7, 现金流量比率(%),-23,-8.52,-7.43,42.13,16.09,8.25,-2.55,34.57,23.68,15.38,4.81,2.42,-4.86,-5.19,-4.26,6.78,8.79,7.92,-2.86,10.81,-8.43,14.22,-44.16,45.16,-124.72,-33.9,--,36.67,--,--,--,14.34,-22.72,77.98,