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),3.87,2.36,2.29,1.78,1.95,6.44,10.37,10.93,13.39,19.98,17.96, 应收账款周转天数(天),92.94,152.37,157.5,202.46,184.57,55.92,34.71,32.95,26.89,18.02,20.05, 存货周转率(次),2.8,2.11,2.1,1.46,1.48,4.67,5.61,5.36,5.12,4.68,5.23, 固定资产周转率(次),55.84,39.51,34.81,19.65,16.35,38.38,34.41,29.03,--,--,1, 总资产周转率(次),0.47,0.35,0.36,0.24,0.21,0.65,0.97,1.13,1.15,--,1, 存货周转天数(天),128.4,170.92,171.53,246,243.87,77.02,64.15,67.1,70.31,76.97,68.85, 总资产周转天数(天),761.9,1030.93,1000.28,1491.92,1706.97,553.68,370.29,319.43,312.12,--,361.08, 流动资产周转率(次),0.68,0.48,0.49,0.34,0.3,1.04,1.58,1.37,1.45,1.28,143.99, 流动资产周转天数(天),527.01,751.1,733.35,1053.56,1189.3,345.85,228.56,262.66,249.08,282.09,2.5, 经营现金净流量对销售收入比率(%),-0.02,0.11,0.28,0.26,-0.01,-0.1,-0.18,-0.07,-0.01,0.1,-0.04, 资产的经营现金流量回报率(%),-0.01,0.04,0.1,0.07,-0,-0.05,-0.13,-0.07,-0.01,0.09,-0.04, 经营现金净流量与净利润的比率(%),-2.06,10.08,13.29,20.3,-0.13,-1.35,-2.7,-1,-0.1,1.63,-0.87, 经营现金净流量对负债比率(%),-0.01,0.08,0.19,0.12,-0,-0.08,-0.19,-0.13,-0.01,0.11,-0.06, 现金流量比率(%),-1.55,8.16,21.51,14.38,-0.58,-9.11,-20.46,-12.73,-0.96,13.25,-6.38,