In 1996 the com<φε≈pany for the first time thro​♣§ugh the ISO9002-94 version qual®← ity system certification,π™< in 2003 through the ISO9001-2←☆γ↕000 quality system cert$ ₩©ification, in 2013 by the latest♦∏✔™ version of the ISO9001-2008 qualit∞©£σy system certificati&✘on; in 2007, the first thrγ¥£→ough the ISO / ts16949-2002 qua±☆lity system certific δ♠αation version, 2013 through the laε™→test version is version of ISO / >‌ ts16949-2002 quality system £ε✘certification; in September 201‍≤÷≤4, successfully passe<₹π¶d the QC080000-2012 version of the envi♣∏ronment hazardous substances managem↓©ent system certification.