报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2002-12-31,2001-12-31, 应收账款周转率(次),6.71,4.54,2.97,1.35,8.48,6.87,4.29,2.16,9.51,6.85,4.9,2.51,10.35,7.17,5.13,2.63,11.7,7.82,5.65,2.9,11.72,7.68,4.62,2.44,10.82,8.52,5.66,3.1,12.44,5.45,3.48,1.93,8.37,7.03,4.36,2.37,9.19,6.85,4.84,2.47,8.85,6.79,4.82,2.3,8.33,5.94,4.09,2.04,8.76,5.92,4.09,1.99,7.56,5.77,3.88,1.97,8.65,5.82,4.39,2.25,7.6,5.08,3.49,1.97,8.39,6.22,4.22,--,7.86,--,--,5.55,5.3, 应收账款周转天数(天),53.65,59.51,60.63,66.65,42.46,39.3,41.91,41.71,37.87,39.41,36.7,35.89,34.77,37.66,35.06,34.28,30.76,34.55,31.83,31.05,30.71,35.18,38.92,36.92,33.28,31.7,31.79,29,28.95,49.58,51.71,46.62,43.03,38.4,41.28,38.03,39.17,39.39,37.22,36.43,40.67,39.77,37.36,39.13,43.19,45.43,44.06,44.15,41.12,45.61,43.97,45.24,47.63,46.75,46.38,45.66,41.64,46.4,40.99,39.98,47.35,53.14,51.61,45.69,42.93,43.43,42.7,--,45.82,--,--,64.86,67.91, 存货周转率(次),1.27,0.85,0.5,0.25,1.33,1.03,0.58,0.31,1.38,1.27,0.81,0.42,1.46,1.09,0.68,0.34,1.41,1.08,0.69,0.35,1.89,1.45,1.46,0.74,2.56,1.91,1.2,0.59,2.69,2.01,1.25,0.59,2.66,2.21,1.35,0.71,2.58,1.92,1.37,0.71,2.52,1.93,1.37,0.68,2.6,2.12,1.47,0.73,3.04,2.41,1.58,0.72,3.14,2.37,1.98,0.98,4.08,2.9,1.89,1.05,3.87,2.99,2.27,1.24,4.71,3.68,2.57,--,4.33,--,--,3.3,3.6, 固定资产周转率(次),2.54,--,1.04,--,2.74,--,1.19,--,2.51,--,1.27,--,2.49,--,1.14,--,2.45,--,1.18,--,2.47,--,1.12,--,2.45,--,1.27,--,3.13,--,1.17,--,2.18,--,1,--,2.01,--,0.98,--,1.78,--,0.8,0.86,1.73,2.56,0.82,--,1.98,--,0.96,--,1.62,--,0.73,--,1.61,1.13,0.75,0.41,1.6,1.3,0.94,0.53,2.51,2.55,1.65,--,2.98,--,--,2.24,1.06, 总资产周转率(次),0.41,0.29,0.17,0.08,0.52,0.4,0.26,0.13,0.56,0.45,0.29,0.15,0.54,0.41,0.26,0.12,0.59,0.45,0.32,0.17,0.83,0.62,0.45,0.24,0.92,0.68,0.43,0.23,1.11,0.66,0.43,0.2,0.85,0.64,0.41,0.21,0.81,0.6,0.39,0.21,0.78,0.57,0.39,0.2,0.78,0.59,0.37,0.2,0.91,0.68,0.45,0.21,0.78,0.56,0.38,0.19,0.76,0.54,0.33,0.19,0.67,0.5,0.36,0.2,1.01,0.73,0.66,--,1.22,--,--,0.96,1.06, 存货周转天数(天),283.02,316.72,358.78,357.57,269.99,263.41,308.17,295.08,261.15,212.23,221.92,215.52,246.14,247.66,265.88,264.39,255.99,250.58,262.54,258.92,189.98,185.84,123.58,120.94,140.54,141.52,150,152.18,133.63,134.42,144.44,151.46,135.15,121.93,133.46,127.42,139.53,140.95,131.22,125.96,142.82,139.59,131.47,133,138.21,127.39,122.68,123.09,118.28,112.14,113.77,125.66,114.76,113.72,90.73,91.42,88.28,93.2,95.11,85.74,92.92,90.38,79.16,72.42,76.36,73.29,69.91,--,83.15,--,--,108.94,100.02, 总资产周转天数(天),873.15,919.93,1039.86,1085.65,690.71,666.83,679.76,697.67,647.02,602.41,629.59,619.41,663.35,660.31,697.4,775.86,606.47,599.6,555.56,531.6,436.05,432.28,400.18,372.05,392.84,396.18,414.56,398.76,325.79,410.65,415.7,451.58,421.64,420.36,443.02,425.73,442.31,448.88,457.9,422.14,464.04,471.12,466.44,445.77,458.89,455.77,486.22,448.65,395.78,395.14,396.83,421.55,461.42,484.13,477.71,475.69,472.75,498.98,538.76,482.06,535.24,543.81,506.33,447.32,357.82,371.44,271.49,--,294.55,--,--,375.59,339.98, 流动资产周转率(次),0.56,0.4,0.24,0.11,0.77,0.6,0.44,0.21,0.94,0.77,0.49,0.25,0.92,0.7,0.45,0.19,0.97,0.71,0.53,0.29,1.48,1.13,0.99,0.54,1.91,1.39,0.89,0.46,2.2,1.23,0.84,0.38,1.82,1.41,0.9,0.47,1.8,1.31,0.85,0.49,1.75,1.34,0.94,0.48,1.81,1.41,0.85,0.48,2.18,1.61,1.12,0.53,2.14,1.58,1.2,0.58,2.25,1.54,0.98,0.54,1.5,1.07,0.7,0.38,1.93,1.25,1.26,--,2.43,--,--,1.94,227.31, 流动资产周转天数(天),639.32,671.14,761.1,802.14,466.44,451.66,409.65,429.39,384.08,351.98,366.97,357.28,390.96,384.89,400.36,469.48,373.02,380.82,337.33,312.07,242.7,239.47,181.76,166.67,188.12,194.71,202.32,197.63,163.79,218.82,213.22,239.23,197.31,191.3,198.96,192.14,199.92,206.67,212.84,185.57,205.84,201.61,191.8,189.47,198.39,190.84,210.92,187.54,165.25,167.43,160.36,170.91,167.93,170.49,149.5,155.12,160.33,175.01,184.14,167.85,239.58,253.38,255.75,236.84,186.2,216.26,142.5,--,148.44,--,--,186.02,1.58, 经营现金净流量对销售收入比率(%),0.2,0.19,0.16,0.11,0.04,0.11,0.1,0.09,0.15,0.14,0.11,0.14,0.17,0.13,0.1,0.13,0.15,0.08,0.07,-0.08,0.19,0.23,0.16,0.01,0.17,0.12,0.12,0.15,0.06,0.02,0.04,0.04,0.05,0.08,0.12,0.01,0.08,0.05,0.14,0.03,0.04,0.07,0.15,0.01,0.11,0.08,0.17,0.21,0.06,0.06,0.07,0.05,-0.02,-0.02,0.08,-0.03,0.07,0.05,0.09,0.03,0.1,0.08,0.09,0.1,-0.03,-0.04,0.08,--,0.14,--,--,0,0, 资产的经营现金流量回报率(%),0.09,0.06,0.03,0.01,0.02,0.04,0.03,0.01,0.08,0.06,0.03,0.02,0.09,0.06,0.03,0.02,0.08,0.03,0.02,-0.01,0.13,0.12,0.07,0,0.15,0.08,0.05,0.03,0.06,0.02,0.02,0.01,0.04,0.05,0.05,0,0.06,0.03,0.05,0.01,0.03,0.04,0.06,0,0.08,0.05,0.06,0.04,0.05,0.04,0.03,0.01,-0.02,-0.01,0.03,-0.01,0.05,0.02,0.03,0,0.07,0.04,0.03,0.02,-0.02,-0.02,0.05,--,0.18,--,--,0,0, 经营现金净流量与净利润的比率(%),2.02,1.65,1.66,1.42,0.35,0.73,0.82,0.82,1.34,1.1,0.88,1.36,1.46,1.1,0.98,1.58,1.15,0.57,0.53,-0.69,1.55,1.74,2.16,0.19,2.67,2.23,2.39,2.11,0.72,0.28,0.33,0.24,1.46,2.26,4.93,0.4,2.7,1.89,4.87,2.17,--,--,--,--,11.53,--,--,--,1.86,1.86,1.76,1.44,-0.6,-0.57,3.55,-1.4,1.95,1.26,2.31,0.76,4.12,2.52,3.99,1.8,-0.47,-0.47,0.97,--,1.37,--,--,0,0, 经营现金净流量对负债比率(%),0.49,0.35,0.14,0.05,0.1,0.2,0.13,0.05,0.29,0.28,0.12,0.09,0.41,0.27,0.14,0.05,0.25,0.1,0.09,-0.08,0.67,0.58,0.27,0.01,0.62,0.36,0.26,0.17,0.24,0.06,0.07,0.03,0.14,0.2,0.2,0.01,0.26,0.14,0.2,0.03,0.12,0.2,0.42,0.01,0.37,0.24,0.26,0.22,0.23,0.18,0.19,0.05,-0.07,-0.05,0.17,-0.02,0.24,0.11,0.15,0.03,0.39,0.22,0.16,0.11,-0.14,-0.13,0.18,--,0.91,--,--,0,0, 现金流量比率(%),49.8,36.92,14.84,4.74,10.89,22.08,14.54,5.31,32.45,28.04,12.04,8.85,41.36,26.78,14.51,4.91,25.12,10.18,8.69,-8.51,67.08,58.28,26.67,1.44,61.59,36.16,25.6,16.65,23.85,6.11,7.24,2.61,14.02,19.91,20.38,0.89,25.56,13.6,20.2,3.03,12.38,27.57,75.39,2.01,50.98,34.56,34.82,22.29,23,22.22,25.72,6.33,-8.77,-6.91,23.54,-2.94,30.28,14.67,19.2,2.81,38.76,21.89,16.1,11.05,-13.87,-12.51,17.76,--,91.11,--,--,0,0,