报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2008-12-31,2007-12-31, 应收账款周转率(次),2.48,1.58,0.74,3.35,2.4,1.54,0.7,3.43,2.4,1.53,--,2.83,1.96,1.4,0.58,1.99,1.31,0.73,0.34,1.07,0.71,0.5,0.22,1.13,0.72,0.49,0.22,1.52,1.12,0.79,0.32,1.7,1.17,0.8,0.33,2.38,1.84,1.39,0.5,3.78,2.72,1.93,0.82,4.62,2.8,2.29,--,4.91,--,4.96,4.72, 应收账款周转天数(天),108.67,114.02,120.98,107.42,112.58,116.54,127.91,104.88,112.5,117.4,--,127.08,138,128.24,154.51,180.65,205.7,246.74,264.39,337.3,380.12,362.39,411.71,319.97,372.98,366.3,405.59,236.81,240.15,228.75,283.73,212.05,231.12,224.13,269.06,151.45,146.44,129.35,180.87,95.24,99.4,93.15,110.38,78,96.39,78.48,--,73.32,--,72.59,76.34, 存货周转率(次),2.37,1.51,0.67,2.94,2.22,1.43,0.61,2.93,1.93,1.4,0.6,2.84,2.27,1.59,0.66,2.41,1.65,0.91,0.46,1.59,1.21,0.87,0.37,1.63,1,0.66,0.28,1.87,1.42,0.99,0.35,1.96,1.31,0.93,0.38,2.09,1.39,0.94,0.32,2.2,1.66,1.09,0.45,2.24,1.81,1.11,--,2.17,--,2.07,2.38, 固定资产周转率(次),--,2.37,--,5.01,--,2.68,--,5.29,--,2.37,--,4.17,--,2.12,--,2.78,--,0.97,--,1.53,--,0.77,--,1.78,--,0.82,--,2.35,--,1.26,--,2.65,--,1.31,--,3.61,--,2.02,--,4.51,--,2.36,--,4.12,6.26,1.94,--,6.71,--,--,0.75, 总资产周转率(次),0.46,0.3,0.13,0.61,0.46,0.3,0.14,0.66,0.46,0.31,0.14,0.6,0.45,0.31,0.13,0.48,0.35,0.19,0.09,0.31,0.22,0.15,0.07,0.32,0.2,0.14,0.06,0.4,0.33,0.22,0.08,0.45,0.31,0.22,0.09,0.52,0.38,0.25,0.09,0.55,0.4,0.27,0.12,0.63,0.69,0.44,--,0.83,--,--,0.75, 存货周转天数(天),113.89,118.98,134.31,122.41,121.35,126.04,147.93,123.06,140.03,128.33,149.63,126.88,118.94,113.01,137.09,149.48,163.53,198.17,196.51,226.37,223.84,206.37,242.13,220.59,270.89,274.18,318.02,192.1,190.02,181.31,258.84,183.28,205.68,192.58,237.22,172.49,194.62,191.51,277.44,163.52,162.57,164.5,198.33,161.01,149.01,162.63,--,165.68,--,173.55,151.49, 总资产周转天数(天),583.91,595.04,675.17,591.91,584.04,591.91,656.93,543.4,587.34,579.34,635.14,598.9,606.2,573.61,672.14,745.5,767.26,935.55,1005.59,1176.86,1248.84,1173.4,1343.28,1122.19,1324.18,1309.09,1421.8,889.77,828.22,805.01,1105.65,797.34,859.33,836.04,980.39,696.86,701.48,714,995.58,656.93,675.68,668.65,734.09,567.29,392.61,411.81,--,434.99,--,--,483.16, 流动资产周转率(次),0.66,0.43,0.19,0.89,0.69,0.45,0.2,1.03,0.72,0.49,0.22,0.99,0.73,0.52,0.22,0.77,0.52,0.29,0.14,0.47,0.34,0.24,0.1,0.47,0.29,0.2,0.09,0.59,0.51,0.34,0.12,0.68,0.47,0.32,0.14,0.79,0.58,0.4,0.14,0.74,0.54,0.36,0.15,0.79,0.96,0.62,--,1.2,--,1.13,110.72, 流动资产周转天数(天),409.15,416.96,469.97,404.31,392.78,399.02,441.61,350.91,376.99,366.9,401.43,364.93,370.47,344.96,403.23,467.84,515.37,625.65,665.19,770.71,800,753.45,874.64,762.71,923.39,914.17,980.39,607.39,528.48,524.63,739.52,528.56,577.29,563.56,655.5,453.74,467.21,454.32,634.25,483.61,499.35,497.38,616.02,455.64,280.29,292.3,--,299.33,--,317.74,3.25, 经营现金净流量对销售收入比率(%),0.03,-0.05,-0.07,0.18,0.2,0.18,0.16,0.18,0.2,0.18,0.13,0.1,0.13,0.15,0.18,0.11,0.14,0.14,-0.18,0.16,0.18,0.07,0.1,0.09,0.32,0.3,0.35,-0.01,-0.02,-0.05,-0.18,-0.04,-0.1,-0.13,-0.21,0.02,0.02,0.08,-0.02,-0.16,-0.22,-0.34,-0.59,0.03,0.01,0.01,--,0.06,0.11,0.08,0.03, 资产的经营现金流量回报率(%),0.01,-0.02,-0.01,0.11,0.09,0.05,0.02,0.11,0.09,0.06,0.02,0.06,0.06,0.05,0.02,0.05,0.05,0.03,-0.02,0.05,0.04,0.01,0.01,0.03,0.07,0.04,0.02,-0,-0.01,-0.01,-0.01,-0.02,-0.03,-0.03,-0.02,0.01,0.01,0.02,-0,-0.08,-0.08,-0.09,-0.08,0.01,0.01,0,--,0.05,--,0.05,0.03, 经营现金净流量与净利润的比率(%),0.35,-0.77,-1.06,3.3,1.6,1.54,1.46,2.05,1.88,1.64,1.28,1.1,1.44,1.77,1.79,1.93,3.63,6.12,--,13.65,--,--,--,--,43.61,11.09,27.91,-0.83,-3.03,-1.41,-15.52,-1.23,-2.85,-3.66,-19.34,0.84,0.26,0.9,-0.2,-1.85,-2.77,-3.78,-7.6,0.28,0.15,0.11,--,0.84,1.65,1.16,0.33, 经营现金净流量对负债比率(%),0.05,-0.07,-0.05,0.55,0.46,0.24,0.1,0.54,0.4,0.27,0.08,0.28,0.24,0.22,0.1,0.22,0.19,0.1,-0.05,0.16,0.11,0.03,0.02,0.09,0.18,0.11,0.06,-0.01,-0.02,-0.03,-0.03,-0.04,-0.07,-0.07,-0.06,0.04,0.03,0.06,-0,-0.27,-0.27,-0.29,-0.29,0.04,0.01,0.01,--,0.08,--,0.08,0.04, 现金流量比率(%),5.16,-7.38,-5.2,55.46,46.06,24.31,10.28,54.2,40.58,26.79,7.89,28.16,24.5,22.32,10.31,21.78,19.47,9.96,-5.34,15.93,11.33,3.09,1.63,8.69,17.9,11.14,6.39,-0.82,-2.19,-2.59,-3.23,-4.29,-7.61,-7.52,-6.1,3.61,2.8,6.74,-0.47,-28.27,-29.49,-29.82,-32.42,4.24,1.4,0.68,--,8.59,--,9.88,4.72,