报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),8.32,5.79,2.98,8.13,5.66,3.38,1.23,5.99,4.21,2.57,0.93,8.81,--,5.9,2.95,16.06,14.15,17.59,7.96,44.49,25.57,25.02,8.77,58.59,48.94,32.58,--,104.26,--,--,128.9,80.46,33.3, 应收账款周转天数(天),32.46,31.07,30.19,44.26,47.68,53.25,73.19,60.13,64.14,70.08,96.88,40.86,--,30.52,30.53,22.41,19.08,10.23,11.3,8.09,10.56,7.2,10.26,6.14,5.52,5.53,--,3.45,--,--,2.79,4.47,10.81, 存货周转率(次),3.21,2.41,1.33,1.08,0.77,0.47,0.15,1.03,0.73,0.44,0.16,1.24,0.8,0.49,0.26,1.62,1.38,0.99,0.44,2.99,2.38,1.69,0.72,4.45,3.91,2.18,--,6.37,--,--,5.95,4.29,4.17, 固定资产周转率(次),--,1.57,--,3.57,--,1.66,--,21.41,--,9.41,--,21.65,--,8.33,--,9.41,--,3.18,--,6.74,--,3.19,--,6.08,--,2.84,--,5.43,--,--,--,--,0.88, 总资产周转率(次),0.36,0.26,0.13,0.38,0.27,0.17,0.06,0.43,0.32,0.2,0.07,0.55,0.37,0.23,0.11,0.32,0.21,0.12,0.05,0.3,0.23,0.15,0.07,0.46,0.35,0.23,--,0.94,--,--,1.03,--,0.88, 存货周转天数(天),84.09,74.79,67.67,333.74,349.47,386.68,586.32,349.92,371.24,407.61,568.54,290.02,339.32,365.85,343.38,222.26,196.06,181.89,204.31,120.6,113.49,106.46,124.26,80.92,69.1,82.43,--,56.5,--,--,60.49,83.97,86.36, 总资产周转天数(天),743.8,690.45,669.15,953.64,982.18,1058.2,1512.61,841.32,849.06,916.96,1258.74,657.29,725.42,778.55,830.26,1120.8,1268.2,1518.99,1848.05,1215.4,1164.8,1178.01,1298.7,789.47,767.7,787.06,--,384.33,--,--,350.91,--,411.05, 流动资产周转率(次),0.67,0.48,0.25,0.7,0.48,0.29,0.1,0.7,0.51,0.31,0.11,0.81,0.55,0.34,0.16,0.44,0.29,0.16,0.07,0.37,0.28,0.18,0.08,0.55,0.4,0.26,--,1.29,--,--,1.62,1.95,136.75, 流动资产周转天数(天),404.37,373.6,364.96,512.31,568.42,612.66,872.09,517.69,529,583.28,812.27,443.35,493.15,534.76,580.27,810.63,928.15,1118.71,1378.25,967.74,972.97,984.68,1101.59,654.55,669.64,683.89,--,279.35,--,--,221.98,184.9,2.63, 经营现金净流量对销售收入比率(%),0.07,0.05,0.06,0.24,0.29,0.29,0.21,0.14,0.14,0.17,0.05,0.1,0.11,0.1,0.2,0.14,0.16,0.14,-0.01,0.35,0.39,0.45,0.34,0.28,0.3,0.22,-0.08,0.36,0.29,0.32,0.41,0.38,0.31, 资产的经营现金流量回报率(%),0.02,0.01,0.01,0.09,0.08,0.05,0.01,0.06,0.04,0.03,0,0.05,0.04,0.02,0.02,0.04,0.03,0.02,-0,0.1,0.09,0.07,0.02,0.09,0.07,0.04,--,0.3,--,--,0.36,0.38,0.28, 经营现金净流量与净利润的比率(%),0.61,0.54,0.63,1.74,1.79,1.72,1.44,1.17,0.97,0.96,0.2,0.52,0.5,0.41,0.89,0.38,0.4,0.34,-0.02,0.82,0.91,1.03,0.78,0.81,0.87,0.62,-0.22,1.06,0.82,0.87,1.22,1.15,0.91, 经营现金净流量对负债比率(%),0.11,0.06,0.03,1.87,1.83,1.3,0.53,1.83,1.68,0.93,0.09,0.71,0.85,0.49,0.34,0.81,0.84,0.37,-0.01,1.79,2.99,2.16,0.72,2.73,3.23,1.82,--,2.99,--,--,4.16,4.32,2.38, 现金流量比率(%),11.34,5.84,3.09,194.34,192.02,136.58,58.49,195.91,185.09,102.46,10.07,74.78,85.4,48.88,33.87,80.97,84.01,37.31,-0.95,180.6,303.31,219.59,73.74,278.63,334.95,189.92,--,305.94,--,--,415.85,431.93,237.89,