报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2008-12-31, 应收账款周转率(次),6.01,4.62,3.06,1.42,5.31,3.69,2.35,1.04,7.03,4.58,2.76,1.13,4.37,3.03,2.01,1.07,5.81,3.9,2.52,1.3,4.34,4.33,2.81,1.37,4.38,3.24,2.02,0.92,3.91,2.81,1.87,0.74,3.89,2.79,1.91,0.87,4.64,3.18,1.95,0.75,5.73,--,--,--,7.55,9.67, 应收账款周转天数(天),59.93,58.38,58.84,63.19,67.76,73.18,76.54,86.86,51.23,58.89,65.31,79.86,82.37,89.23,89.62,84.23,61.92,69.22,71.56,69.29,82.99,62.4,64.04,65.82,82.14,83.29,89.26,97.39,92.16,95.93,96.11,120.95,92.44,96.72,94.17,102.89,77.65,84.79,92.5,120.68,62.85,--,--,--,47.7,37.23, 存货周转率(次),--,6259.35,--,8678.84,25944.04,85015.49,50718.76,--,--,--,--,--,--,--,--,--,--,--,--,--,18.03,13.47,7.44,2.84,2.69,2.02,1.37,0.58,2.34,1.47,0.92,0.32,2.24,1.7,1.26,0.6,3.79,2.53,1.62,0.69,5.6,--,--,--,5.78,6.45, 固定资产周转率(次),1545.07,--,603.52,--,947.41,--,333.01,--,822.88,--,293.91,--,315.53,--,133.46,--,85.14,--,39.38,--,14.69,--,5.81,--,2.43,--,1.28,--,2.2,--,0.98,--,3.11,--,1.79,--,5.45,--,2.32,1.76,5.59,--,--,--,7.34,0.98, 总资产周转率(次),3,2.09,1.4,0.7,2.41,1.64,1.07,0.45,2.28,1.26,0.74,0.3,0.97,0.72,0.47,0.24,1.05,0.78,0.5,0.22,0.62,1.1,0.64,0.28,0.54,0.41,0.29,0.12,0.45,0.29,0.18,0.07,0.45,0.33,0.25,0.11,0.81,0.57,0.51,0.2,1.41,--,--,--,1.24,0.98, 存货周转天数(天),--,0.04,--,0.01,0.01,0,0,--,--,--,--,--,--,--,--,--,--,--,--,--,19.97,20.05,24.2,31.73,133.67,133.62,130.92,156.52,153.63,183.5,196.36,283.64,160.4,159.05,143.18,149.33,94.97,106.53,110.78,131.02,64.25,--,--,--,62.25,55.84, 总资产周转天数(天),119.85,129.16,128.23,128.41,149.34,164.57,168.65,200.98,157.63,215.12,243.67,300.8,369.46,373.44,386.85,377.2,342.01,344.65,363.05,407.06,576.55,246.51,282.31,325.85,669.15,663.06,621.98,729.93,808.81,932,975.08,1244.81,804.11,806.45,726.1,812.27,444.39,475.69,354.89,449.78,254.47,--,--,--,289.53,368.7, 流动资产周转率(次),3.43,2.54,1.73,0.85,2.97,2.02,1.33,0.56,3.96,2.71,1.63,0.66,2.5,1.8,1.19,0.59,2.93,2.22,1.44,0.65,1.68,2.26,1.33,0.58,0.77,0.58,0.4,0.17,0.58,0.38,0.24,0.09,0.55,0.41,0.3,0.13,1,0.68,0.67,0.27,1.97,--,--,--,2.01,172.95, 流动资产周转天数(天),104.95,106.36,104.17,105.81,121.02,133.51,134.99,161.81,90.9,99.62,110.23,136.41,144.21,149.96,151.02,151.49,122.87,121.68,124.65,137.76,214.12,119.35,135.76,155.63,468.81,466.24,448.54,544.79,617.07,717.51,747.82,968.78,652.17,656.61,594.84,672.65,359.64,396.3,267.42,334.82,182.32,--,--,--,179.1,2.08, 经营现金净流量对销售收入比率(%),0,-0.02,0,-0.04,0.03,0.02,0.04,0.13,-0.06,-0.08,-0.08,0.01,0.02,0,0.02,-0.05,-0.06,-0.09,-0.14,-0.11,-0.02,-0.01,0.01,-0.11,0.15,0.13,0.11,-0.25,-0.12,-0.2,-0.19,-0.59,-0.02,-0.06,-0.05,-0.26,-0.01,-0.07,-0.02,-0.4,0.06,--,--,-0.3,0.07,0.05, 资产的经营现金流量回报率(%),0.01,-0.03,0.01,-0.03,0.07,0.03,0.05,0.06,-0.15,-0.09,-0.05,0,0.02,0,0.01,-0.01,-0.06,-0.06,-0.07,-0.02,-0.01,-0.01,0,-0.02,0.08,0.05,0.03,-0.03,-0.05,-0.06,-0.04,-0.04,-0.01,-0.02,-0.01,-0.03,-0.01,-0.03,-0.01,-0.08,0.07,--,--,--,0.08,0.05, 经营现金净流量与净利润的比率(%),--,-5.78,1.56,-39.47,10.44,2.02,3.93,4.39,--,-7.82,-3.27,0.28,0.3,0.05,0.23,-0.54,-0.89,-1.21,-1.59,-1.05,-0.4,-0.29,0.3,-4.96,6.32,9.62,6.46,-177.68,--,--,--,--,-0.82,-1.61,-0.74,-43.62,-0.1,-0.61,-0.2,-5.18,0.5,--,--,-4.53,0.5,0.39, 经营现金净流量对负债比率(%),0.02,-0.06,0.01,-0.05,0.13,0.05,0.09,0.11,-0.28,-0.28,-0.18,0.01,0.13,0.01,0.04,-0.05,-0.24,-0.28,-0.3,-0.1,-0.04,-0.01,0.01,-0.06,0.45,0.24,0.16,-0.14,-0.28,-0.28,-0.24,-0.27,-0.06,-0.15,-0.1,-0.37,-0.06,-0.22,-0.03,-0.29,0.2,--,--,--,0.25,0.14, 现金流量比率(%),1.61,-6.06,1.12,-4.72,12.72,4.72,8.99,10.9,-28.43,-28.47,-18.47,0.72,12.68,1.32,4.53,-5.52,-26.71,-30.39,-36.21,-13.08,-4.28,-1.38,0.89,-5.57,44.78,23.81,16.31,-14.01,-28.27,-28.39,-23.69,-26.71,-6.36,-15.39,-10.36,-36.99,-6.24,-22.16,-3.27,-29.01,19.62,--,--,--,24.85,14.34,