报告日期,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31, 应收账款周转率(次),12.05,11.61,7.79,6.45,7.08,8.21,12.02,17.63,26.06,22.49,17.83, 应收账款周转天数(天),29.87,31.02,46.22,55.83,50.88,43.85,29.95,20.42,13.81,16.01,20.19, 存货周转率(次),2.99,2.55,1.85,1.42,1.2,1.33,1.34,1.38,1.56,1.8,1.74, 固定资产周转率(次),4.14,3.59,2.43,2.03,2.33,3.08,3.95,4.1,4.37,6.93,0.87, 总资产周转率(次),0.93,0.8,0.56,0.48,0.51,0.58,0.56,0.67,1.08,1.04,0.87, 存货周转天数(天),120.54,141.37,194.58,253.38,299,271.04,269.46,260.96,230.96,199.73,206.68, 总资产周转天数(天),388.85,451.07,644.93,747.04,699.3,619.3,639.55,539.73,332.26,346.09,414.84, 流动资产周转率(次),1.93,1.67,1.23,1.15,1.11,0.99,0.78,0.89,1.68,1.73,144.92, 流动资产周转天数(天),186.57,215.63,291.83,312.8,324.97,365.22,459.77,405.59,214.8,208.68,2.48, 经营现金净流量对销售收入比率(%),0.12,0.06,-0.17,0.14,-0.1,0.2,0.04,0.07,-0.06,-0,0.03, 资产的经营现金流量回报率(%),0.1,0.04,-0.07,0.07,-0.04,0.12,0.02,0.03,-0.05,-0,0.03, 经营现金净流量与净利润的比率(%),5.25,2.32,-8.99,--,-1.75,1.77,0.36,0.46,-0.44,-0.04,0.25, 经营现金净流量对负债比率(%),0.26,0.12,-0.19,0.16,-0.11,1.02,0.12,0.13,-0.09,-0.01,0.05, 现金流量比率(%),31.17,15.8,-29.76,36.6,-33.08,147.5,18.88,18.41,-10.92,-0.95,5.91,