报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),1.71,0.91,0.38,3.54,2.48,1.79,0.69,4.06,2.75,2.04,0.84,5.27,3.36,2.24,0.93,4.98,--,1.68,--,5.08,4.5,4.96,5.9, 应收账款周转天数(天),157.58,196.79,237.47,101.56,108.83,100.42,129.55,88.7,98.07,88.03,107.42,68.29,80.46,80.5,96.88,72.32,--,106.88,--,70.87,80.02,72.65,61.05, 存货周转率(次),2.59,1.47,0.66,5.71,4.9,2.69,1.15,6.24,4.81,3.17,1.54,7.76,5.66,3.61,1.52,7.49,--,2.93,--,7.99,5.03,4.7,6.78, 固定资产周转率(次),--,0.59,--,2.15,--,1.03,--,3.02,--,1.52,--,5.17,--,2.4,--,5.68,--,--,--,--,--,--,1.57, 总资产周转率(次),0.31,0.16,0.07,0.62,0.47,0.3,0.12,0.67,0.51,0.33,0.13,0.94,0.73,0.44,0.25,1.24,--,0.5,--,1.4,--,--,1.57, 存货周转天数(天),104.41,122.71,136.55,63.06,55.13,66.87,78.34,57.68,56.16,56.83,58.6,46.41,47.73,49.9,59.28,48.07,--,61.38,--,45.08,71.5,76.62,53.1, 总资产周转天数(天),884.09,1133.5,1339.29,583.09,570.46,609.76,738.92,541.11,528.89,545.95,670.64,381.64,371.64,410.68,363.05,290.86,--,358.21,--,256.81,--,--,228.93, 流动资产周转率(次),0.51,0.27,0.11,1.02,0.76,0.49,0.19,1.05,0.79,0.51,0.21,1.47,0.98,0.6,0.39,1.91,--,0.76,--,2,1.71,1.89,219.32, 流动资产周转天数(天),533.07,678.73,792.95,352.15,356.81,368.7,466.56,342.04,342.81,350.47,427.15,245.16,274.61,302.17,233.46,188.49,--,236.1,--,179.67,210.01,190.69,1.64, 经营现金净流量对销售收入比率(%),-0.27,-0.45,-0.85,0.06,-0.03,0.01,-0.36,0.03,-0.09,0.06,-0.35,0.08,0.04,0.11,-0.25,0.16,-0.09,-0.05,-0.66,0.13,0.21,-0.1,0.05, 资产的经营现金流量回报率(%),-0.08,-0.07,-0.06,0.04,-0.01,0,-0.04,0.02,-0.04,0.02,-0.05,0.06,0.02,0.04,-0.06,0.19,--,-0.02,--,0.18,0.28,-0.12,0.08, 经营现金净流量与净利润的比率(%),--,--,--,2.85,-0.51,0.27,--,0.43,-1.04,0.77,-5.94,0.84,0.37,1.23,-4.1,1.61,-0.95,-0.67,-28.56,1.31,2.36,-1.03,0.4, 经营现金净流量对负债比率(%),-0.42,-0.38,-0.37,0.3,-0.08,0.03,-0.37,0.35,-0.51,0.21,-0.8,0.79,0.2,0.43,-0.69,1.52,--,-0.09,--,0.91,1.14,-0.33,0.14, 现金流量比率(%),-42.36,-38.65,-38.07,30.67,-8.4,3.5,-38.9,37.69,-55.17,22.26,-88.24,85.45,21.12,44.15,-68.97,151.76,--,-8.92,--,90.58,114.47,-33.41,14.28,