ANALYSIS OF THE CRITICAL CONTROL POINTS OF QUALITY SYSTEM APPLICATION IN LABORATORYLi Guoqiang, Chen Chao Yingcheng Center for Disease Control ＆ Prevention, Yingcheng 432400, ChinaAbstract:The quality system application of laboratory at local level was analyzed through the experience of laboratory metrol- ogy certification for 10 years. The critical control points, the questions of quality system in application, the methods of solving problem were advanced. The subsistence and development of laboratory at local level must depend on advance of the test ability energetically.[著者文摘]