报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-06-30,2015-12-31,2014-12-31,2013-12-31, 应收账款周转率(次),4.63,3.06,1.29,3.54,2.71,1.84,0.8,2.3,1.34,0.86,0.41,2.63,1.63,1.06,0.5,3.15,--,1.17,--,2.36,0.93,1.23,1.12,1.17, 应收账款周转天数(天),58.26,58.92,69.96,101.56,99.58,98.04,112.05,156.24,202.05,209.99,219.94,136.79,165.96,169.86,179.86,114.23,--,154.04,--,152.64,192.72,293.21,321.72,308.03, 存货周转率(次),3.9,3.21,1.25,10.32,6.81,4.42,2.39,17.5,7.78,5.24,2.49,23.44,15.26,5.93,2.41,25.91,--,9.55,--,19.01,6.16,9.27,7.65,10.61, 固定资产周转率(次),--,3.32,--,5.65,--,2.04,--,2.37,--,0.89,--,3.13,--,23.35,--,46.06,--,--,--,32.15,--,--,--,0.46, 总资产周转率(次),0.28,0.19,0.08,0.42,0.3,0.19,0.08,0.43,0.3,0.19,0.09,0.57,0.42,0.26,0.11,0.67,--,0.31,--,0.61,--,0.47,--,0.46, 存货周转天数(天),69.27,56.01,72.1,34.89,39.65,40.7,37.63,20.57,34.7,34.37,36.13,15.36,17.69,30.36,37.32,13.89,--,18.84,--,18.94,29.22,38.86,47.03,33.92, 总资产周转天数(天),975.43,931.68,1062.57,854.7,889.04,970.35,1062.57,836.43,905.74,931.2,985.76,633.02,650.6,685.45,790.17,537.23,--,589.97,--,592.89,--,769.4,--,784.83, 流动资产周转率(次),0.42,0.3,0.15,0.7,0.5,0.3,0.14,0.7,0.49,0.32,0.15,0.91,0.63,0.4,0.17,0.99,--,0.44,--,0.8,0.33,0.56,0.54,54.72, 流动资产周转天数(天),638,597.61,619.83,516.57,541.3,606.06,663.72,512.53,551.25,564.79,597.61,394.65,428.78,455.12,530.35,365.37,--,407.42,--,451.47,549.28,645.16,668.9,6.58, 经营现金净流量对销售收入比率(%),-0.03,-0.19,-0.23,0.14,-0.04,0,-0.23,0.3,-0.01,-0.07,-0.31,0.07,-0.21,-0.42,-0.81,0.16,-0.15,-0.31,-0.85,0.48,0.56,0.53,0.08,-0.01, 资产的经营现金流量回报率(%),-0.01,-0.03,-0.02,0.06,-0.01,0,-0.02,0.13,-0,-0.01,-0.03,0.03,-0.07,-0.1,-0.08,0.1,--,-0.09,--,0.26,0.14,0.27,0.03,-0, 经营现金净流量与净利润的比率(%),-0.16,-1.12,-1.55,0.72,-0.25,0.01,-1.88,1.56,-0.07,-0.36,-1.68,0.33,-1.18,-2.29,-4.43,0.71,-0.84,-1.83,-7.51,2.37,3.56,2.7,0.31,-0.02, 经营现金净流量对负债比率(%),-0.05,-0.25,-0.13,0.36,-0.08,0,-0.09,0.7,-0.02,-0.07,-0.15,0.14,-0.45,-0.74,-0.63,0.76,--,-0.9,--,2.25,1.46,3.93,0.43,-0.05, 现金流量比率(%),-5.75,-31.45,-17.4,46.26,-10.15,0.34,-11.57,94.32,-2.67,-8.9,-20.54,18.61,-73.85,-111.91,-91.52,80.65,--,-97.14,--,244.58,159.89,447.49,48.5,-6.41,