报告日期,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),35.69,14.21,85.44,85.2,40.97,12.48,322.31,5509.26,6502.4,2147.25,11943.05,9984.59,6972.41,2520.95,10523.28,2442.75,1593.12,311.92,11368.09,10414.42,5781.96,2913.36,23415.91,--,8181.4,--,10266.97,8720.85,44589.18,23955.33, 应收账款周转天数(天),5.04,6.34,4.21,3.17,4.39,7.21,1.12,0.05,0.03,0.04,0.03,0.03,0.03,0.04,0.03,0.11,0.11,0.29,0.03,0.03,0.03,0.03,0.02,--,0.02,--,0.04,0.04,0.01,0.02, 存货周转率(次),6.63,3.44,1.14,0.86,0.43,0.19,0.69,0.52,0.34,0.15,1.41,21565.81,13404.46,5980.13,27146.9,20257.97,12267.12,7400.9,--,--,--,--,--,--,--,--,--,--,--,--, 固定资产周转率(次),0.43,--,0.77,--,0.26,--,1.54,--,0.89,--,1.9,--,0.92,--,2.14,--,1.01,--,2.21,--,1.11,--,2.42,--,1.19,--,3.21,4.46,4.04,0.66, 总资产周转率(次),0.12,0.05,0.19,0.13,0.05,0.01,0.26,0.21,0.13,0.05,0.29,0.23,0.15,0.06,0.41,0.32,0.2,0.08,0.54,0.43,0.28,0.11,0.79,--,0.39,--,0.83,0.79,0.78,0.66, 存货周转天数(天),27.14,26.17,316.93,312.68,421.45,474.68,518.28,521.03,530.5,611,255.37,0.01,0.01,0.02,0.01,0.01,0.01,0.01,--,--,--,--,--,--,--,--,--,--,--,--, 总资产周转天数(天),1518.99,1825.56,1936.53,2084.94,3345.72,6081.08,1368.82,1296.83,1394.27,1810.87,1228.25,1189.95,1168.83,1449.28,888.45,835.65,888.89,1118.01,670.39,621.12,632.47,815.96,457.08,--,466.32,--,432.38,456.56,462.72,542.09, 流动资产周转率(次),0.83,0.35,0.79,0.44,0.18,0.05,0.79,0.63,0.39,0.14,0.87,0.87,0.51,0.16,1.18,0.88,0.56,0.22,1.66,1.23,0.78,0.29,3.02,--,1.29,--,2.75,2.03,1.51,118.19, 流动资产周转天数(天),217.71,256.26,455.06,607.97,1006.71,1685.39,457.32,428.1,458.48,636.94,414.03,311.63,349.99,549.79,303.95,306.92,321.77,414.36,216.39,219.67,231.39,310.56,119.29,--,139.59,--,130.85,176.91,238.47,3.05, 经营现金净流量对销售收入比率(%),0.42,0.35,0.77,0.32,-0.11,-0.93,0.43,0.5,0.6,0.76,-0.24,0.73,0.63,1.76,0.25,0.31,0.37,0.57,0.21,0.35,0.37,0.55,0.26,0.24,0.32,0.37,0.41,0.43,0.59,0.54, 资产的经营现金流量回报率(%),0.05,0.02,0.14,0.04,-0.01,-0.01,0.11,0.1,0.08,0.04,-0.06,0.15,0.09,0.1,0.09,0.09,0.07,0.04,0.09,0.13,0.09,0.05,0.21,--,0.12,--,0.31,0.3,0.39,0.36, 经营现金净流量与净利润的比率(%),2.89,2.23,4.71,2.88,-5,--,1.88,2.14,2.92,5.28,-1.12,2.87,3.16,53.91,1.32,1.35,1.93,6.61,1.03,1.54,1.94,84.82,1.1,0.94,1.2,2.02,1.75,1.57,2.14,1.84, 经营现金净流量对负债比率(%),0.1,0.04,0.31,0.08,-0.01,-0.03,0.21,0.2,0.15,0.07,-0.13,0.34,0.22,0.26,0.3,0.27,0.2,0.12,0.33,0.45,0.28,0.15,0.44,--,0.22,--,0.55,0.54,0.7,0.6, 现金流量比率(%),12.2,4.38,35.34,10.53,-1.76,-3.85,27.62,28.86,20.96,10.23,-17.41,46.8,26.81,31.29,41.37,37.31,25.01,14.65,41.07,56.75,33.89,17.47,53.11,--,31.62,--,79.09,77.69,95.29,105.96,