报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2017-12-31,2016-12-31,2015-12-31,2015-09-30,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),3.14,1.99,0.91,4.82,3.38,2.18,--,5.44,--,--,--,4.9,4.55,2.94,5.36,5.39,5.19, 应收账款周转天数(天),85.96,90.64,98.44,74.65,79.94,82.69,--,66.16,--,--,--,73.47,79.16,91.87,67.14,66.79,69.31, 存货周转率(次),4.01,2.66,1.13,5.21,4.11,2.77,--,5.54,--,2.87,5.2,4.74,4.85,3.71,5.23,5.23,4.73, 固定资产周转率(次),--,1.11,--,--,--,--,--,--,--,--,--,--,--,--,--,--,0.79, 总资产周转率(次),0.53,0.35,0.15,0.88,0.66,0.45,--,--,--,--,--,--,--,--,--,--,0.79, 存货周转天数(天),67.27,67.67,79.79,69.09,65.73,64.97,--,65.02,--,62.79,69.24,75.99,74.15,72.76,68.82,68.87,76.13, 总资产周转天数(天),511.95,514.58,587.85,409,410.9,397.26,--,--,--,--,--,--,--,--,--,--,457.14, 流动资产周转率(次),0.92,0.61,0.26,1.81,1.39,0.95,--,2.04,--,1.07,2.16,1.94,1.81,1.4,2.06,2.02,196, 流动资产周转天数(天),293.83,297.28,347.22,198.74,194.44,189.39,--,176.44,--,168.79,166.87,185.62,199.35,192.95,175.03,177.91,1.84, 经营现金净流量对销售收入比率(%),0.04,0.02,-0.13,0.15,0.13,0.08,-0.01,0.12,--,-0.04,0.09,0.13,0.19,0.13,0.2,0.09,0.15, 资产的经营现金流量回报率(%),0.02,0,-0.02,0.13,0.08,0.04,--,0.12,--,-0.02,0.09,0.11,0.15,0.08,0.18,0.08,0.12, 经营现金净流量与净利润的比率(%),0.36,0.14,-1.2,1.16,1.02,0.65,-0.09,1.01,--,-0.39,0.69,1.03,1.66,1.23,1.87,1.5,1.47, 经营现金净流量对负债比率(%),0.14,0.04,-0.13,0.6,0.45,0.16,--,0.5,--,-0.06,0.3,0.39,0.59,0.29,0.56,0.2,0.28, 现金流量比率(%),14.77,4.24,-14.21,63.44,47.91,16.61,--,51.12,--,-6.54,31.09,38.76,59.66,29.68,56.65,19.9,27.81,