久久99精品久久久久婷婷暖91_欧美综合自拍亚洲综合图_91久久香蕉国产熟女线看鲁大师 _精品国产兔费人成网站波多

Quality certification

Pass the ISO9002:1994 quality management system certification firstly within country in January,1999;
Pass the ISO9001:2000 quality management system upgrading certification in January,2003;
Pass the ISO/TS16949:2002 quality management system certification in August,2007;
Pass the ISO 14001:2004 environment management system certification in January,2012;
Pass the OHSAS18001:2007 professional health security management system certification in January,2012;