报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2014-12-31,2013-12-31, 应收账款周转率(次),1.47,0.83,0.34,2.23,1.67,1.04,0.47,2.39,1.74,1.18,0.53,2.73,1.94,1.36,0.61,2.88,--,--,--,2.99,3.26,2.89, 应收账款周转天数(天),183.29,217.26,266.11,161.33,161.41,172.88,191.65,150.36,155.07,152.52,169.97,131.8,138.99,132.32,147.54,125.05,--,--,--,120.43,110.46,124.43, 存货周转率(次),1.48,0.71,0.31,2.07,1.49,0.93,0.42,1.97,1.43,0.92,0.42,2.31,1.59,1.06,0.46,1.77,--,--,--,1.5,1.83,1.86, 固定资产周转率(次),--,0.99,--,2.67,--,1.22,--,2.72,--,1.45,--,3.42,--,1.75,0.85,3.51,--,--,--,3.16,--,0.72, 总资产周转率(次),0.39,0.2,0.09,0.63,0.46,0.26,0.12,0.63,0.47,0.32,0.14,0.76,0.53,0.34,0.18,0.81,--,--,--,0.8,0.84,0.72, 存货周转天数(天),181.93,252.03,288.55,173.69,181.68,194.24,213.22,182.54,189.19,196.59,213.62,155.93,170.25,169.81,196.72,203.33,--,--,--,240.11,197.07,193.8, 总资产周转天数(天),696.24,923.08,963.6,574.25,583.41,680.27,759.49,568.9,569.5,570.34,643.32,471.33,513.8,536.83,499.72,444.23,--,--,--,449.21,427,499.38, 流动资产周转率(次),0.52,0.26,0.13,0.87,0.64,0.36,0.16,0.87,0.64,0.42,0.19,1.02,0.69,0.42,0.24,1.08,--,--,--,1.1,1.17,100.22, 流动资产周转天数(天),518.93,690.45,692.84,411.71,418.67,504.34,562.85,414.56,419.32,426.84,473.19,352.63,391.47,423.63,379.91,333.92,--,--,--,328.23,308.77,3.59, 经营现金净流量对销售收入比率(%),-0.14,-0.32,-0.26,-0.06,-0.04,-0.1,-0.43,0.01,-0.1,-0.16,-0.25,-0.04,0.08,0.21,0.06,0.14,0.16,0.25,0.14,0.02,0.01,0.08, 资产的经营现金流量回报率(%),-0.04,-0.05,-0.02,-0.04,-0.02,-0.02,-0.05,0,-0.04,-0.04,-0.03,-0.03,0.04,0.06,0.01,0.1,--,--,--,0.01,0.01,0.06, 经营现金净流量与净利润的比率(%),-1.16,-3.35,-4.11,-1,-0.72,-2.27,-14.12,0.06,-0.78,-1.01,-1.41,-0.32,0.74,1.89,0.62,1.25,1.55,2.63,1.86,0.17,0.15,0.68, 经营现金净流量对负债比率(%),-0.12,-0.14,-0.05,-0.08,-0.05,-0.05,-0.1,0.01,-0.11,-0.11,-0.1,-0.09,0.12,0.18,0.02,0.25,--,--,--,0.04,0.03,0.16, 现金流量比率(%),-12.91,-15.94,-5.45,-9.21,-5.5,-5.83,-10.68,0.95,-11.18,-11.83,-10.04,-10.02,13.64,19.65,2.69,28.87,--,--,--,4.07,3.24,18.55,