报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2010-12-31,2009-12-31,2008-12-31, 应收账款周转率(次),0.76,2.6,1.41,0.79,0.34,2.59,1.68,1.24,0.66,2.68,1.68,1.17,0.46,2.65,1.95,1.14,0.44,2.31,1.63,1.06,--,2.86,1.83,1.62,0.53,3.11,3.16,1.22,0.45,4.1,2.26,1.03,0.79,2.63,2,1.06,0.48,2.38,--,--,2.23,3.99,1.08, 应收账款周转天数(天),119.19,138.59,192.13,229.24,266.35,139.03,161.17,145.61,137.09,134.27,160.27,153.57,195.57,135.76,138.37,158.27,205.34,155.52,165.41,169.75,--,125.94,147.16,111.13,168.7,115.6,85.44,148.06,199.29,87.84,119.57,174.79,113.52,136.94,135.03,169.46,187.66,151.55,--,--,161.7,90.13,333.03, 存货周转率(次),0.38,1.44,0.73,0.49,0.23,1.97,1.6,1.19,0.63,2.4,1.55,1.11,0.44,3.29,1.56,1.25,0.53,2.48,2.9,1.65,--,3.07,1.69,1.89,0.6,3.26,1.6,1.12,0.34,3.59,1.47,0.6,0.64,2.21,1.44,0.74,0.53,2.59,--,--,7.17,19.56,10.08, 固定资产周转率(次),--,4.65,--,2.77,--,7.92,--,3.87,--,10.91,--,12.79,--,41.49,--,13.83,--,21.58,--,8.41,--,16.59,--,--,--,14.94,--,--,--,18.05,--,--,--,--,--,--,--,--,--,--,6.09,32.39,0.36, 总资产周转率(次),0.12,0.45,0.28,0.17,0.07,0.57,0.45,0.32,0.18,0.71,0.5,0.33,0.16,0.79,0.5,0.32,0.14,0.74,0.71,0.46,--,1.13,0.72,0.62,0.19,1.06,0.62,0.41,0.11,0.98,0.56,0.22,0.17,0.71,--,--,--,0.58,--,--,0.5,1,0.36, 存货周转天数(天),237.03,250.23,368.15,368.78,397.7,183.15,169.07,151.07,142.23,149.92,174.36,162.09,204.78,109.28,172.59,143.48,170.71,145.39,93.06,109.34,--,117.18,160.13,95.27,148.78,110.35,168.99,160.09,265.33,100.26,183.76,300.45,140.19,163.16,187.05,244.33,169.4,139.16,--,--,50.19,18.4,35.7, 总资产周转天数(天),747.51,800.36,960.17,1067.62,1236.26,634.03,598.67,554.19,501.95,504.7,535.61,553.34,566.75,453.12,544.57,555.38,663.23,486.95,381.25,388.68,--,317.6,375.84,288.18,473.93,339.59,434.22,435.73,850.66,369.08,479.74,805.01,528.17,504.84,--,--,--,616.12,--,--,714.71,359.57,1007.84, 流动资产周转率(次),0.18,0.66,0.4,0.24,0.1,0.77,0.61,0.42,0.24,0.87,0.58,0.38,0.18,0.86,0.53,0.35,0.15,0.81,0.82,0.54,--,1.35,0.88,0.76,0.23,1.26,0.73,0.51,0.12,1.09,0.6,0.24,0.18,0.77,0.73,0.33,0.14,0.65,--,--,0.55,1.04,38.31, 流动资产周转天数(天),489.13,548.78,668.98,751.57,859.6,466.44,441.39,429.29,379.75,415.56,462.41,478.09,507.61,418.46,505.62,512.38,611.83,443.4,331.04,336.26,--,266.17,305.71,236.62,394.56,285.53,372.05,352.18,737.7,331.64,447.17,745.03,491,465.96,369.66,538.76,627.18,557.79,--,--,653.24,346.05,9.4, 经营现金净流量对销售收入比率(%),-0.39,0.22,-0.05,-0.47,-1,-0.06,-0.35,-0.4,-0.68,0.13,-0.1,-0.15,-0.8,0.13,0.1,0.08,-0.68,0.08,0.04,-0.05,-0.53,0.1,-0.04,0.15,-0.25,-0.14,-0.26,-0.8,-1.62,0.32,0.15,0.02,0.93,0.15,0.04,-0.11,-0.69,0.3,-0.57,-1.04,0.27,-0.88,-0.09, 资产的经营现金流量回报率(%),-0.05,0.09,-0.01,-0.08,-0.07,-0.03,-0.13,-0.12,-0.13,0.07,-0.04,-0.04,-0.12,0.09,0.05,0.03,-0.1,0.04,0.02,-0.02,--,0.09,-0.03,0.08,-0.04,-0.12,-0.14,-0.31,-0.17,0.25,0.07,0,0.16,0.08,0.02,-0.03,-0.09,0.15,--,--,0.09,-0.49,-0.03, 经营现金净流量与净利润的比率(%),-4.3,2.07,-0.44,-7.75,-60.98,-0.44,-2.34,-2.47,-4,0.58,-0.44,-0.63,-3.1,0.7,0.46,0.51,-4.42,0.44,0.29,-0.42,--,0.52,-0.72,0.75,--,-0.71,-1.53,-5.74,--,0.93,0.43,0.16,3.79,0.39,0.09,-0.28,-2.21,0.73,--,--,0.58,-1.89,--, 经营现金净流量对负债比率(%),-0.08,0.14,-0.02,-0.12,-0.12,-0.04,-0.21,-0.21,-0.27,0.12,-0.08,-0.08,-0.41,0.29,0.24,0.14,-0.57,0.15,0.06,-0.05,--,0.22,-0.06,0.19,-0.08,-0.29,-0.32,-0.82,-0.47,0.91,0.2,0.01,0.56,0.28,0.17,-0.21,-1.99,0.99,--,--,0.74,-4.39,-0.07, 现金流量比率(%),-11.97,20.07,-3.21,-17.27,-18.26,-6.2,-28.29,-26.01,-28.02,12.73,-8.22,-7.94,-48.01,33.88,25.32,15.22,-61.74,15.8,5.8,-4.71,--,22.59,-7.38,19.91,-8.61,-29.85,-40.62,-122.33,-76.37,178.96,34.68,3.07,198.45,87.39,17.06,-21.29,-199.27,150.78,--,--,74,-439.03,-6.54,