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),0.78,0.67,0.22,0.9,0.26,0.16,0.09,0.77,0.28,0.18,0.08,0.74,0.39,0.25,0.06,1.21,0.69,0.48,0.14,1.39,0.69,0.47,0.16,1.54,0.79,0.63,0.23,2.37,--,0.84,--,3.14,3.78,4.01, 应收账款周转天数(天),347.62,270.23,404.13,400.94,1032.11,1114.55,950.37,466.38,950.04,1015.23,1139.24,489.46,693.02,733.8,1487.6,297.5,393.24,377.75,640.57,259.7,389.89,381.68,571.43,233.64,340.95,284.99,385.44,152.16,--,213.98,--,114.72,95.25,89.79, 存货周转率(次),8.95,8.46,2.41,6.63,1.01,0.61,0.34,4.66,0.69,0.59,0.33,2.94,1.24,0.87,0.3,4.82,1.74,1.23,0.37,3.76,1.91,1.32,0.53,4.26,2.56,2,0.59,5.22,--,1.64,--,4.8,4.08,3.87, 固定资产周转率(次),--,1.89,--,6.45,--,2.08,--,52.98,--,15.83,--,74.9,--,23.25,--,105.08,--,33.11,--,71.66,--,24.91,--,53.61,--,22.65,--,52.57,--,19.99,--,48.51,--,1.12, 总资产周转率(次),0.18,0.16,0.05,0.27,0.08,0.05,0.03,0.26,0.09,0.06,0.02,0.26,0.14,0.08,0.02,0.51,0.27,0.22,0.07,0.62,0.32,0.22,0.07,0.62,0.39,0.28,0.11,0.89,--,0.4,--,1.11,1.17,1.12, 存货周转天数(天),30.17,21.27,37.36,54.29,268.5,296.88,265.33,77.27,391.02,305.6,270.03,122.58,218.45,206.68,295.96,74.67,155.17,146.88,241.94,95.69,141.32,136.46,169.97,84.46,105.3,90.2,151.87,68.98,--,109.72,--,75.06,88.29,93.08, 总资产周转天数(天),1524.56,1159.79,1714.29,1335.31,3511.05,3696.1,2830.19,1407.9,3150.53,3231.6,3629.03,1391.04,1969.37,2166.07,3765.69,707.27,1016.95,803.57,1349.33,584.99,847.72,829.11,1276.6,581.87,692.31,640.34,855.51,402.55,--,446.98,--,323.83,308.51,321.89, 流动资产周转率(次),0.44,0.39,0.13,0.54,0.16,0.1,0.06,0.46,0.16,0.1,0.05,0.44,0.23,0.14,0.04,0.7,0.37,0.25,0.07,0.66,0.34,0.23,0.07,0.64,0.4,0.29,0.11,0.93,--,0.42,--,1.17,1.24,118.93, 流动资产周转天数(天),617.28,466.93,709.78,672.65,1684.34,1730.77,1595.74,789.13,1729.66,1749.27,1973.68,815.22,1160.79,1272.08,2368.42,515.17,739.32,729.93,1214.57,545.04,792.25,784.31,1222.83,561.27,671.98,622.62,824.93,387.76,--,428.16,--,308.43,290.98,3.03, 经营现金净流量对销售收入比率(%),0.13,-0.1,-0.14,0.36,0.63,0.78,-0.45,-0.02,-0.26,-0.48,-1.57,0.15,-0.21,-0.04,-1.68,-0.29,-0.7,-0.75,-1.89,-0.27,-0.77,-0.93,-1.67,-0.35,-1.11,-1.08,-2.97,0.1,-0.61,-0.77,-3.13,0.04,0.1,0.06, 资产的经营现金流量回报率(%),0.02,-0.02,-0.01,0.11,0.05,0.04,-0.01,-0.01,-0.02,-0.03,-0.04,0.03,-0.03,-0,-0.04,-0.11,-0.15,-0.16,-0.13,-0.16,-0.24,-0.19,-0.12,-0.19,-0.42,-0.27,-0.36,0.08,--,-0.32,--,0.04,0.1,0.07, 经营现金净流量与净利润的比率(%),--,--,--,3.24,2.24,2.12,-1.93,--,-3.91,-3.25,--,7.19,-1.92,-0.58,--,-4.28,-148.22,-234.18,--,-4.76,-17.8,-10.19,--,-3.68,-18.13,-9.61,--,0.95,-8.49,-8.32,--,0.4,0.9,0.58, 经营现金净流量对负债比率(%),0.06,-0.05,-0.02,0.32,0.13,0.11,-0.03,-0.01,-0.06,-0.08,-0.11,0.1,-0.07,-0.01,-0.13,-0.35,-0.51,-0.42,-0.42,-0.55,-0.85,-0.64,-0.55,-0.74,-2.45,-1.02,-0.91,0.15,--,-0.65,--,0.07,0.2,0.15, 现金流量比率(%),6.94,-4.96,-2.13,33.24,16.03,12.37,-3.56,-1.22,-7.13,-9.41,-13.11,11.06,-7.16,-0.89,-13.34,-35.04,-50.96,-41.52,-42.02,-55.42,-85.06,-64.31,-54.82,-73.82,-244.84,-102.4,-90.93,14.64,--,-64.69,--,6.8,19.73,14.92,