报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2016-12-31,2016-06-30,2016-03-31,2015-12-31,2015-06-30,2014-12-31,2014-06-30,2013-12-31,2013-06-30,2012-12-31, 应收账款周转率(次),6.71,5.31,3.19,12.83,9.03,6.34,2.47,10.34,7.69,4.23,2.61,8.74,8.27,--,--,--,--,12.91,--,13.58,6.13,--,15.77,27.6,12.83,15.37,--,12.35, 应收账款周转天数(天),40.22,33.87,28.24,28.05,29.9,28.4,36.37,34.81,35.13,42.52,34.51,41.19,32.64,--,--,--,--,13.94,--,13.25,14.67,--,11.42,13.04,14.03,23.43,--,29.15, 存货周转率(次),2.22,1.51,0.73,3.39,2.51,1.46,0.73,3.79,2.96,1.95,0.75,4.5,3.12,2.64,--,5.28,--,2.82,5.56,3.03,1.36,5.1,2.32,4.65,2.1,4.02,--,3.67, 固定资产周转率(次),--,1.57,--,4.05,--,2.37,--,4.49,--,2.31,--,4.76,--,2.26,--,3.84,--,--,3.69,--,--,--,--,--,3.67,4.7,--,0.92, 总资产周转率(次),0.34,0.2,0.11,0.59,0.43,0.35,0.15,0.69,0.51,0.34,0.15,0.85,0.59,0.62,--,1.14,--,--,1.21,--,--,1.43,--,1.38,0.62,1.01,--,0.92, 存货周转天数(天),121.49,119,122.6,106.06,107.54,123.27,123.52,95,91.31,92.29,120.4,80,86.41,68.29,--,68.15,--,63.76,64.72,59.32,66.26,70.64,77.47,77.35,85.76,89.58,--,98.19, 总资产周转天数(天),795.52,883.22,835.65,615.28,621.69,508.47,583.66,523.03,530.35,532.39,617.71,423.48,459.18,291.07,--,317.18,--,--,297.96,--,--,251.34,--,261.06,288.65,356.37,--,390.33, 流动资产周转率(次),0.45,0.25,0.14,0.76,0.56,0.49,0.21,0.92,0.66,0.44,0.19,1.18,0.82,1.11,--,2.13,--,1.15,2.53,1.37,0.49,3.06,1.5,3.03,1.36,2.29,--,198.38, 流动资产周转天数(天),595.11,719.71,660.31,476.57,484.83,369.69,421.94,392.29,406.32,408.72,478.47,304.52,329.39,161.83,--,169.16,--,157.03,142.55,131.05,184.24,117.48,120.09,118.66,132.64,157.45,--,1.81, 经营现金净流量对销售收入比率(%),-0.03,-0.09,0.01,0.26,0.3,0.29,-0.19,0.16,0.22,0.1,-0.01,0.2,0.18,0.16,-0.07,0.24,0.23,0.22,0.29,0.34,0.3,0.35,0.36,0.23,0.26,0.24,--,0.19, 资产的经营现金流量回报率(%),-0.01,-0.02,0,0.12,0.1,0.09,-0.03,0.1,0.11,0.03,-0,0.12,0.07,0.09,--,0.24,--,0.12,0.29,0.19,0.07,0.4,0.25,0.27,0.15,0.22,--,0.18, 经营现金净流量与净利润的比率(%),-0.28,-0.62,0.07,1.22,1.16,1,-1.18,0.78,0.98,0.44,-0.05,0.88,0.82,0.73,-0.3,1.07,0.98,0.94,1.15,1.15,1,1.29,1.33,1.23,1.28,1.74,--,1.36, 经营现金净流量对负债比率(%),-0.02,-0.05,0.01,0.78,0.72,0.37,-0.17,0.55,0.7,0.24,-0.01,0.67,0.43,0.36,--,0.88,--,0.5,1.29,0.79,0.36,1.49,0.74,0.77,0.39,0.61,--,0.62, 现金流量比率(%),-3.49,-7.14,0.83,78.93,73.49,37.47,-17.51,56.25,72.31,25.07,-1.23,68.22,43.69,37.05,--,90.34,--,52.43,138.06,79.9,36.43,151.62,76.04,79.41,40.08,64.33,--,62.7,